401324614624 has 48 divisors (see below), whose sum is σ = 872958044448. Its totient is φ = 180647391232.

The previous prime is 401324614619. The next prime is 401324614661. The reversal of 401324614624 is 426416423104.

It is a super-2 number, since 2×401324614624² (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 7 ways as a sum of consecutive naturals, for example, 16025077 + ... + 16050100.

It is an arithmetic number, because the mean of its divisors is an integer number (18186625926).

Almost surely, 2^401324614624 is an apocalyptic number.

It is an amenable number.

401324614624 is an abundant number, since it is smaller than the sum of its proper divisors (471633429824).

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

401324614624 is a wasteful number, since it uses less digits than its factorization.

401324614624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32075227 (or 32075219 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 401324614624 in words is "four hundred one billion, three hundred twenty-four million, six hundred fourteen thousand, six hundred twenty-four".