1623243337848 has 192 divisors, whose sum is σ = 4985415227520. Its totient is φ = 490720809600.

The previous prime is 1623243337841. The next prime is 1623243337901. The reversal of 1623243337848 is 8487333423261.

1623243337848 is a `hidden beast` number, since 1 + 6 + 23 + 243 + 3 + 378 + 4 + 8 = 666.

It is a super-2 number, since 2×1623243337848² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 1623243337794 and 1623243337803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1623243337841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8912511 + ... + 9092817.

It is an arithmetic number, because the mean of its divisors is an integer number (25965704310).

Almost surely, 2^{1623243337848} is an apocalyptic number.

1623243337848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1623243337848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2492707613760).

1623243337848 is an abundant number, since it is smaller than the sum of its proper divisors (3362171889672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1623243337848 is a wasteful number, since it uses less digits than its factorization.

1623243337848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180760 (or 180744 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 54.

The spelling of 1623243337848 in words is "one trillion, six hundred twenty-three billion, two hundred forty-three million, three hundred thirty-seven thousand, eight hundred forty-eight".