25552340552 has 32 divisors (see below), whose sum is σ = 50738604120. Its totient is φ = 12022333440.

The previous prime is 25552340537. The next prime is 25552340557. The reversal of 25552340552 is 25504325552.

It can be written as a sum of positive squares in 4 ways, for example, as 13685724196 + 11866616356 = 116986^2 + 108934^2 .

It is not an unprimeable number, because it can be changed into a prime (25552340557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850328 + ... + 879864.

Almost surely, 2^25552340552 is an apocalyptic number.

It is an amenable number.

25552340552 is a deficient number, since it is larger than the sum of its proper divisors (25186263568).

25552340552 is a wasteful number, since it uses less digits than its factorization.

25552340552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35921 (or 35917 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 38.

The spelling of 25552340552 in words is "twenty-five billion, five hundred fifty-two million, three hundred forty thousand, five hundred fifty-two".