52406270978 has 16 divisors (see below), whose sum is σ = 79105016760. Its totient is φ = 26038440576.

The previous prime is 52406270963. The next prime is 52406271007. The reversal of 52406270978 is 87907260425.

It can be written as a sum of positive squares in 4 ways, for example, as 35260201729 + 17146069249 = 187777^2 + 130943^2 .

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, 79838 + ... + 333446.

Almost surely, 2^52406270978 is an apocalyptic number.

52406270978 is a deficient number, since it is larger than the sum of its proper divisors (26698745782).

52406270978 is a wasteful number, since it uses less digits than its factorization.

52406270978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254261.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 52406270978 in words is "fifty-two billion, four hundred six million, two hundred seventy thousand, nine hundred seventy-eight".