65822672225 has 24 divisors (see below), whose sum is σ = 82251839712. Its totient is φ = 52251609600.

The previous prime is 65822672219. The next prime is 65822672233. The reversal of 65822672225 is 52227622856.

65822672225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65822672225 - 2¹² = 65822668129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65822672225.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2607665 + ... + 2632785.

It is an arithmetic number, because the mean of its divisors is an integer number (3427159988).

Almost surely, 2^65822672225 is an apocalyptic number.

It is an amenable number.

65822672225 is a deficient number, since it is larger than the sum of its proper divisors (16429167487).

65822672225 is a wasteful number, since it uses less digits than its factorization.

65822672225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25937 (or 25932 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 47.

The spelling of 65822672225 in words is "sixty-five billion, eight hundred twenty-two million, six hundred seventy-two thousand, two hundred twenty-five".