136564641452 has 12 divisors (see below), whose sum is σ = 251566444920. Its totient is φ = 64688514336.

The previous prime is 136564641439. The next prime is 136564641469. The reversal of 136564641452 is 254146465631.

It is a junction number, because it is equal to n+sod(n) for n = 136564641397 and 136564641406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 898451513 + ... + 898451664.

It is an arithmetic number, because the mean of its divisors is an integer number (20963870410).

Almost surely, 2^136564641452 is an apocalyptic number.

It is an amenable number.

136564641452 is a deficient number, since it is larger than the sum of its proper divisors (115001803468).

136564641452 is a wasteful number, since it uses less digits than its factorization.

136564641452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1796903200 (or 1796903198 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 47.

The spelling of 136564641452 in words is "one hundred thirty-six billion, five hundred sixty-four million, six hundred forty-one thousand, four hundred fifty-two".