402034466256512 has 64 divisors (see below), whose sum is σ = 816063863617800. Its totient is φ = 197218660614144.

The previous prime is 402034466256317. The next prime is 402034466256529. The reversal of 402034466256512 is 215652664430204.

It can be written as a sum of positive squares in 4 ways, for example, as 312267633841216 + 89766832415296 = 17671096^2 + 9474536^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×402034466256512² (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, 234748328 + ... + 236454744.

Almost surely, 2^{402034466256512} is an apocalyptic number.

It is an amenable number.

402034466256512 is an abundant number, since it is smaller than the sum of its proper divisors (414029397361288).

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

402034466256512 is a wasteful number, since it uses less digits than its factorization.

402034466256512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1741213 (or 1741201 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 50.

The spelling of 402034466256512 in words is "four hundred two trillion, thirty-four billion, four hundred sixty-six million, two hundred fifty-six thousand, five hundred twelve".