65250520661022 has 16 divisors (see below), whose sum is σ = 130501373869200. Its totient is φ = 21750118129152.

The previous prime is 65250520660991. The next prime is 65250520661047. The reversal of 65250520661022 is 22016602505256.

It is a congruent number.

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, 11268163 + ... + 16045950.

It is an arithmetic number, because the mean of its divisors is an integer number (8156335866825).

Almost surely, 2^{65250520661022} is an apocalyptic number.

65250520661022 is an abundant number, since it is smaller than the sum of its proper divisors (65250853208178).

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

65250520661022 is a wasteful number, since it uses less digits than its factorization.

65250520661022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27712267.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 65250520661022 in words is "sixty-five trillion, two hundred fifty billion, five hundred twenty million, six hundred sixty-one thousand, twenty-two".