426027720624 has 80 divisors (see below), whose sum is σ = 1242024433920. Its totient is φ = 124647604480.

The previous prime is 426027720619. The next prime is 426027720637.

426027720624 is nontrivially palindromic in base 10.

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, 13896252 + ... + 13926875.

It is an arithmetic number, because the mean of its divisors is an integer number (15525305424).

Almost surely, 2^426027720624 is an apocalyptic number.

426027720624 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

426027720624 is an abundant number, since it is smaller than the sum of its proper divisors (815996713296).

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

426027720624 is a wasteful number, since it uses less digits than its factorization.

426027720624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27823178 (or 27823172 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 42.

The spelling of 426027720624 in words is "four hundred twenty-six billion, twenty-seven million, seven hundred twenty thousand, six hundred twenty-four".