52776667725 has 24 divisors (see below), whose sum is σ = 89615737440. Its totient is φ = 27386809920.

The previous prime is 52776667711. The next prime is 52776667729.

It is a happy number.

52776667725 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52776667725 - 2⁴ = 52776667709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52776667729) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9506535 + ... + 9512084.

It is an arithmetic number, because the mean of its divisors is an integer number (3733989060).

Almost surely, 2^52776667725 is an apocalyptic number.

It is an amenable number.

52776667725 is a deficient number, since it is larger than the sum of its proper divisors (36839069715).

52776667725 is a wasteful number, since it uses less digits than its factorization.

52776667725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19018669 (or 19018664 counting only the distinct ones).

The product of its digits is 51861600, while the sum is 60.

The spelling of 52776667725 in words is "fifty-two billion, seven hundred seventy-six million, six hundred sixty-seven thousand, seven hundred twenty-five".