136552506225 has 24 divisors (see below), whose sum is σ = 225779061120. Its totient is φ = 72824051520.

The previous prime is 136552506217. The next prime is 136552506241. The reversal of 136552506225 is 522605255631.

It is not a de Polignac number, because 136552506225 - 2³ = 136552506217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1801032 + ... + 1875318.

It is an arithmetic number, because the mean of its divisors is an integer number (9407460880).

Almost surely, 2^136552506225 is an apocalyptic number.

136552506225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136552506225 is a deficient number, since it is larger than the sum of its proper divisors (89226554895).

136552506225 is a wasteful number, since it uses less digits than its factorization.

136552506225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98809 (or 98804 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 136552506225 in words is "one hundred thirty-six billion, five hundred fifty-two million, five hundred six thousand, two hundred twenty-five".