52261722716225 has 48 divisors (see below), whose sum is σ = 74332558751040. Its totient is φ = 36096281760000.

The previous prime is 52261722716213. The next prime is 52261722716257.

52261722716225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52261722716225 - 2²² = 52261718521921 is a prime.

It is a super-2 number, since 2×52261722716225² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53228231 + ... + 54201180.

It is an arithmetic number, because the mean of its divisors is an integer number (1548594973980).

Almost surely, 2^{52261722716225} is an apocalyptic number.

52261722716225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52261722716225 is a deficient number, since it is larger than the sum of its proper divisors (22070836034815).

52261722716225 is a wasteful number, since it uses less digits than its factorization.

52261722716225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107429522 (or 107429517 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 50.

The spelling of 52261722716225 in words is "fifty-two trillion, two hundred sixty-one billion, seven hundred twenty-two million, seven hundred sixteen thousand, two hundred twenty-five".