13635225650 has 12 divisors (see below), whose sum is σ = 25361519802. Its totient is φ = 5454090240.

The previous prime is 13635225613. The next prime is 13635225691. The reversal of 13635225650 is 5652253631.

It can be written as a sum of positive squares in 3 ways, for example, as 5676266281 + 7958959369 = 75341^2 + 89213^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 136352207 + ... + 136352306.

Almost surely, 2^13635225650 is an apocalyptic number.

13635225650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13635225650 is a deficient number, since it is larger than the sum of its proper divisors (11726294152).

13635225650 is a wasteful number, since it uses less digits than its factorization.

13635225650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272704525 (or 272704520 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 13635225650 in words is "thirteen billion, six hundred thirty-five million, two hundred twenty-five thousand, six hundred fifty".