426128400616 has 32 divisors (see below), whose sum is σ = 803144228040. Its totient is φ = 211956871168.

The previous prime is 426128400611. The next prime is 426128400617. The reversal of 426128400616 is 616004821624.

It can be written as a sum of positive squares in 4 ways, for example, as 375389036100 + 50739364516 = 612690^2 + 225254^2 .

It is not an unprimeable number, because it can be changed into a prime (426128400611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25549656 + ... + 25566328.

Almost surely, 2^426128400616 is an apocalyptic number.

It is an amenable number.

426128400616 is a deficient number, since it is larger than the sum of its proper divisors (377015827424).

426128400616 is a wasteful number, since it uses less digits than its factorization.

426128400616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33093 (or 33089 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 426128400616 in words is "four hundred twenty-six billion, one hundred twenty-eight million, four hundred thousand, six hundred sixteen".