25535253050 has 24 divisors (see below), whose sum is σ = 48654003132. Its totient is φ = 9964976000.

The previous prime is 25535253049. The next prime is 25535253059. The reversal of 25535253050 is 5035253552.

It can be written as a sum of positive squares in 6 ways, for example, as 88303609 + 25446949441 = 9397^2 + 159521^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 25535253050.

It is not an unprimeable number, because it can be changed into a prime (25535253059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6226061 + ... + 6230160.

Almost surely, 2^25535253050 is an apocalyptic number.

25535253050 is a deficient number, since it is larger than the sum of its proper divisors (23118750082).

25535253050 is a wasteful number, since it uses less digits than its factorization.

25535253050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12456274 (or 12456269 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 35.

The spelling of 25535253050 in words is "twenty-five billion, five hundred thirty-five million, two hundred fifty-three thousand, fifty".