401337827285 has 16 divisors (see below), whose sum is σ = 497941398000. Its totient is φ = 310296070656.

The previous prime is 401337827257. The next prime is 401337827287. The reversal of 401337827285 is 582728733104.

It can be written as a sum of positive squares in 8 ways, for example, as 1801323364 + 399536503921 = 42442^2 + 632089^2 .

It is not a de Polignac number, because 401337827285 - 2⁸ = 401337827029 is a prime.

It is a super-2 number, since 2×401337827285² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401337827287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7252280 + ... + 7307409.

It is an arithmetic number, because the mean of its divisors is an integer number (31121337375).

Almost surely, 2^401337827285 is an apocalyptic number.

It is an amenable number.

401337827285 is a deficient number, since it is larger than the sum of its proper divisors (96603570715).

401337827285 is a wasteful number, since it uses less digits than its factorization.

401337827285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14559880.

The product of its (nonzero) digits is 2257920, while the sum is 50.

The spelling of 401337827285 in words is "four hundred one billion, three hundred thirty-seven million, eight hundred twenty-seven thousand, two hundred eighty-five".