401255541024254 has 32 divisors (see below), whose sum is σ = 697710728030400. Its totient is φ = 169520509094400.

The previous prime is 401255541024157. The next prime is 401255541024293. The reversal of 401255541024254 is 452420145552104.

It is a super-2 number, since 2×401255541024254² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 619268699 + ... + 619916310.

It is an arithmetic number, because the mean of its divisors is an integer number (21803460250950).

Almost surely, 2^{401255541024254} is an apocalyptic number.

401255541024254 is a deficient number, since it is larger than the sum of its proper divisors (296455187006146).

401255541024254 is a wasteful number, since it uses less digits than its factorization.

401255541024254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239185348.

The product of its (nonzero) digits is 1280000, while the sum is 44.

Adding to 401255541024254 its reverse (452420145552104), we get a palindrome (853675686576358).

The spelling of 401255541024254 in words is "four hundred one trillion, two hundred fifty-five billion, five hundred forty-one million, twenty-four thousand, two hundred fifty-four".