401502633255 has 24 divisors (see below), whose sum is σ = 696994000560. Its totient is φ = 213809783040.

The previous prime is 401502633247. The next prime is 401502633271. The reversal of 401502633255 is 552336205104.

401502633255 is a `hidden beast` number, since 4 + 0 + 15 + 0 + 2 + 633 + 2 + 5 + 5 = 666.

It is not a de Polignac number, because 401502633255 - 2³ = 401502633247 is a prime.

It is a super-2 number, since 2×401502633255² (a number of 24 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 23 ways as a sum of consecutive naturals, for example, 6739906 + ... + 6799215.

It is an arithmetic number, because the mean of its divisors is an integer number (29041416690).

Almost surely, 2^401502633255 is an apocalyptic number.

401502633255 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

401502633255 is a deficient number, since it is larger than the sum of its proper divisors (295491367305).

401502633255 is a wasteful number, since it uses less digits than its factorization.

401502633255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13539791 (or 13539788 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 401502633255 its reverse (552336205104), we get a palindrome (953838838359).

The spelling of 401502633255 in words is "four hundred one billion, five hundred two million, six hundred thirty-three thousand, two hundred fifty-five".