136722652737 has 36 divisors (see below), whose sum is σ = 200510947728. Its totient is φ = 82183785600.

The previous prime is 136722652721. The next prime is 136722652739. The reversal of 136722652737 is 737256227631.

It is not a de Polignac number, because 136722652737 - 2⁴ = 136722652721 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136722652737.

It is not an unprimeable number, because it can be changed into a prime (136722652739) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 405705033 + ... + 405705369.

It is an arithmetic number, because the mean of its divisors is an integer number (5569748548).

Almost surely, 2^136722652737 is an apocalyptic number.

It is an amenable number.

136722652737 is a deficient number, since it is larger than the sum of its proper divisors (63788294991).

136722652737 is an frugal number, since it uses more digits than its factorization.

136722652737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070 (or 542 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 51.

The spelling of 136722652737 in words is "one hundred thirty-six billion, seven hundred twenty-two million, six hundred fifty-two thousand, seven hundred thirty-seven".