42008195965130 has 64 divisors (see below), whose sum is σ = 80309078452512. Its totient is φ = 15766189178880.

The previous prime is 42008195965123. The next prime is 42008195965199. The reversal of 42008195965130 is 3156959180024.

It is a Cunningham number, because it is equal to 6481373²+1.

It can be written as a sum of positive squares in 16 ways, for example, as 4392507580561 + 37615688384569 = 2095831^2 + 6133163^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 599046470 + ... + 599116590.

Almost surely, 2^{42008195965130} is an apocalyptic number.

42008195965130 is a deficient number, since it is larger than the sum of its proper divisors (38300882487382).

42008195965130 is a wasteful number, since it uses less digits than its factorization.

42008195965130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80939.

The product of its (nonzero) digits is 2332800, while the sum is 53.

The spelling of 42008195965130 in words is "forty-two trillion, eight billion, one hundred ninety-five million, nine hundred sixty-five thousand, one hundred thirty".