401035255431 has 32 divisors (see below), whose sum is σ = 570650012928. Its totient is φ = 249645258240.

The previous prime is 401035255417. The next prime is 401035255507. The reversal of 401035255431 is 134552530104.

It is not a de Polignac number, because 401035255431 - 2⁵ = 401035255399 is a prime.

It is a super-2 number, since 2×401035255431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401035255392 and 401035255401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401035255031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3352456 + ... + 3470018.

It is an arithmetic number, because the mean of its divisors is an integer number (17832812904).

Almost surely, 2^401035255431 is an apocalyptic number.

401035255431 is a deficient number, since it is larger than the sum of its proper divisors (169614757497).

401035255431 is a wasteful number, since it uses less digits than its factorization.

401035255431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118111.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 401035255431 its reverse (134552530104), we get a palindrome (535587785535).

The spelling of 401035255431 in words is "four hundred one billion, thirty-five million, two hundred fifty-five thousand, four hundred thirty-one".