25255409026576 has 15 divisors (see below), whose sum is σ = 48932393936461. Its totient is φ = 12627694462336.

The previous prime is 25255409026571. The next prime is 25255409026579. The reversal of 25255409026576 is 67562090455252.

The square root of 25255409026576 is 5025476.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 22493430940176 + 2761978086400 = 4742724^2 + 1661920^2 .

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 25255409026576.

It is not an unprimeable number, because it can be changed into a prime (25255409026571) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 19473720 + ... + 20730088.

Almost surely, 2^{25255409026576} is an apocalyptic number.

25255409026576 is the 5025476-th square number.

It is an amenable number.

25255409026576 is a deficient number, since it is larger than the sum of its proper divisors (23676984909885).

25255409026576 is an frugal number, since it uses more digits than its factorization.

25255409026576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512746 (or 1256371 counting only the distinct ones).

The product of its (nonzero) digits is 45360000, while the sum is 58.

The spelling of 25255409026576 in words is "twenty-five trillion, two hundred fifty-five billion, four hundred nine million, twenty-six thousand, five hundred seventy-six".