25493677322 has 16 divisors (see below), whose sum is σ = 39283787592. Its totient is φ = 12399252480.

The previous prime is 25493677303. The next prime is 25493677327. The reversal of 25493677322 is 22377639452.

It can be written as a sum of positive squares in 4 ways, for example, as 24370019881 + 1123657441 = 156109^2 + 33521^2 .

It is not an unprimeable number, because it can be changed into a prime (25493677327) 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, 273218 + ... + 354450.

Almost surely, 2^25493677322 is an apocalyptic number.

25493677322 is a deficient number, since it is larger than the sum of its proper divisors (13790110270).

25493677322 is a wasteful number, since it uses less digits than its factorization.

25493677322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85513.

The product of its digits is 3810240, while the sum is 50.

The spelling of 25493677322 in words is "twenty-five billion, four hundred ninety-three million, six hundred seventy-seven thousand, three hundred twenty-two".