3155331242400 has 144 divisors (see below), whose sum is σ = 10624762159200. Its totient is φ = 812407106560.

The previous prime is 3155331242381. The next prime is 3155331242417. The reversal of 3155331242400 is 42421335513.

3155331242400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3155331242400² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22598010 + ... + 22737209.

It is an arithmetic number, because the mean of its divisors is an integer number (73783070550).

Almost surely, 2^{3155331242400} is an apocalyptic number.

3155331242400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3155331242400 is an abundant number, since it is smaller than the sum of its proper divisors (7469430916800).

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

3155331242400 is a wasteful number, since it uses less digits than its factorization.

3155331242400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45335271 (or 45335258 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 3155331242400 its reverse (42421335513), we get a palindrome (3197752577913).

The spelling of 3155331242400 in words is "three trillion, one hundred fifty-five billion, three hundred thirty-one million, two hundred forty-two thousand, four hundred".