2431311125355 has 72 divisors (see below), whose sum is σ = 4937586217200. Its totient is φ = 1103460285312.

The previous prime is 2431311125339. The next prime is 2431311125363. The reversal of 2431311125355 is 5535211131342.

It is a happy number.

2431311125355 is a `hidden beast` number, since 2 + 4 + 3 + 1 + 3 + 1 + 112 + 535 + 5 = 666.

It is not a de Polignac number, because 2431311125355 - 2⁴ = 2431311125339 is a prime.

It is a super-2 number, since 2×2431311125355² (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 71 ways as a sum of consecutive naturals, for example, 3659820 + ... + 4272809.

It is an arithmetic number, because the mean of its divisors is an integer number (68577586350).

Almost surely, 2^{2431311125355} is an apocalyptic number.

2431311125355 is an abundant number, since it is smaller than the sum of its proper divisors (2506275091845).

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

2431311125355 is a wasteful number, since it uses less digits than its factorization.

2431311125355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7932793 (or 7932783 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

Adding to 2431311125355 its reverse (5535211131342), we get a palindrome (7966522256697).

The spelling of 2431311125355 in words is "two trillion, four hundred thirty-one billion, three hundred eleven million, one hundred twenty-five thousand, three hundred fifty-five".