136001574737 has 4 divisors (see below), whose sum is σ = 155430371136. Its totient is φ = 116572778340.

The previous prime is 136001574733. The next prime is 136001574743. The reversal of 136001574737 is 737475100631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136001574737 - 2² = 136001574733 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136001574733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9714398189 + ... + 9714398202.

It is an arithmetic number, because the mean of its divisors is an integer number (38857592784).

Almost surely, 2^136001574737 is an apocalyptic number.

It is an amenable number.

136001574737 is a deficient number, since it is larger than the sum of its proper divisors (19428796399).

136001574737 is an equidigital number, since it uses as much as digits as its factorization.

136001574737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19428796398.

The product of its (nonzero) digits is 370440, while the sum is 44.

The spelling of 136001574737 in words is "one hundred thirty-six billion, one million, five hundred seventy-four thousand, seven hundred thirty-seven".