401536233631204 has 48 divisors (see below), whose sum is σ = 804449125460736. Its totient is φ = 171792139852800.

The previous prime is 401536233631189. The next prime is 401536233631207. The reversal of 401536233631204 is 402136332635104.

It is a super-2 number, since 2×401536233631204² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401536233631207) 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, 49569564 + ... + 57098284.

It is an arithmetic number, because the mean of its divisors is an integer number (16759356780432).

Almost surely, 2^{401536233631204} is an apocalyptic number.

It is an amenable number.

401536233631204 is an abundant number, since it is smaller than the sum of its proper divisors (402912891829532).

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

401536233631204 is a wasteful number, since it uses less digits than its factorization.

401536233631204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7531996 (or 7531994 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 43.

The spelling of 401536233631204 in words is "four hundred one trillion, five hundred thirty-six billion, two hundred thirty-three million, six hundred thirty-one thousand, two hundred four".