4123155040000 has 360 divisors, whose sum is σ = 11199291642000. Its totient is φ = 1508548608000.

The previous prime is 4123155039979. The next prime is 4123155040027. The reversal of 4123155040000 is 405513214.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 88136616 + ... + 88183384.

It is an arithmetic number, because the mean of its divisors is an integer number (31109143450).

Almost surely, 2^{4123155040000} is an apocalyptic number.

4123155040000 is a gapful number since it is divisible by the number (40) 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 4123155040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5599645821000).

4123155040000 is an abundant number, since it is smaller than the sum of its proper divisors (7076136602000).

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

4123155040000 is an equidigital number, since it uses as much as digits as its factorization.

4123155040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46853 (or 46824 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 4123155040000 in words is "four trillion, one hundred twenty-three billion, one hundred fifty-five million, forty thousand".