426512121215624 has 32 divisors (see below), whose sum is σ = 800019035501400. Its totient is φ = 213173718105600.

The previous prime is 426512121215591. The next prime is 426512121215639.

426512121215624 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 419525350653124 + 6986770562500 = 20482318^2 + 2643250^2 .

It is a super-2 number, since 2×426512121215624² (a number of 30 digits) contains 22 as substring.

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, 555036182 + ... + 555804090.

Almost surely, 2^{426512121215624} is an apocalyptic number.

It is an amenable number.

426512121215624 is a deficient number, since it is larger than the sum of its proper divisors (373506914285776).

426512121215624 is a wasteful number, since it uses less digits than its factorization.

426512121215624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794633 (or 794629 counting only the distinct ones).

The product of its digits is 460800, while the sum is 44.

The spelling of 426512121215624 in words is "four hundred twenty-six trillion, five hundred twelve billion, one hundred twenty-one million, two hundred fifteen thousand, six hundred twenty-four".