25772300972 has 12 divisors (see below), whose sum is σ = 49201665576. Its totient is φ = 11714682240.

The previous prime is 25772300969. The next prime is 25772300993. The reversal of 25772300972 is 27900327752.

It is a super-2 number, since 2×25772300972² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 585734113 = 25772300972 / (2 + 5 + 7 + 7 + 2 + 3 + 0 + 0 + 9 + 7 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292867013 + ... + 292867100.

It is an arithmetic number, because the mean of its divisors is an integer number (4100138798).

Almost surely, 2^25772300972 is an apocalyptic number.

25772300972 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25772300972 is a deficient number, since it is larger than the sum of its proper divisors (23429364604).

25772300972 is a wasteful number, since it uses less digits than its factorization.

25772300972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585734128 (or 585734126 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 44.

The spelling of 25772300972 in words is "twenty-five billion, seven hundred seventy-two million, three hundred thousand, nine hundred seventy-two".