25769482724 has 12 divisors (see below), whose sum is σ = 45106021548. Its totient is φ = 12882048000.

The previous prime is 25769482721. The next prime is 25769482799. The reversal of 25769482724 is 42728496752.

It can be written as a sum of positive squares in 2 ways, for example, as 19246012900 + 6523469824 = 138730^2 + 80768^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 25769482724.

It is not an unprimeable number, because it can be changed into a prime (25769482721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651737 + ... + 690144.

It is an arithmetic number, because the mean of its divisors is an integer number (3758835129).

Almost surely, 2^25769482724 is an apocalyptic number.

It is an amenable number.

25769482724 is a deficient number, since it is larger than the sum of its proper divisors (19336538824).

25769482724 is a wasteful number, since it uses less digits than its factorization.

25769482724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346686 (or 1346684 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 56.

The spelling of 25769482724 in words is "twenty-five billion, seven hundred sixty-nine million, four hundred eighty-two thousand, seven hundred twenty-four".