1238748343560 has 1536 divisors, whose sum is σ = 5506812864000. Its totient is φ = 244802912256.

The previous prime is 1238748343529. The next prime is 1238748343571. The reversal of 1238748343560 is 653438478321.

It is a happy number.

1238748343560 is a `hidden beast` number, since 1 + 2 + 3 + 8 + 7 + 48 + 34 + 3 + 560 = 666.

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 = 1238748343497 and 1238748343506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1267909792 + ... + 1267910768.

It is an arithmetic number, because the mean of its divisors is an integer number (3585164625).

Almost surely, 2^{1238748343560} is an apocalyptic number.

1238748343560 is a gapful number since it is divisible by the number (10) 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 1238748343560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2753406432000).

1238748343560 is an abundant number, since it is smaller than the sum of its proper divisors (4268064520440).

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

1238748343560 is a wasteful number, since it uses less digits than its factorization.

1238748343560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140 (or 1123 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 1238748343560 in words is "one trillion, two hundred thirty-eight billion, seven hundred forty-eight million, three hundred forty-three thousand, five hundred sixty".