136925323967 has 4 divisors (see below), whose sum is σ = 136933085856. Its totient is φ = 136917562080.

The previous prime is 136925323949. The next prime is 136925323999. The reversal of 136925323967 is 769323529631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 769323529631 = 18127 ⋅42440753.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136925323967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136925323907) 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, 3854423 + ... + 3889784.

It is an arithmetic number, because the mean of its divisors is an integer number (34233271464).

Almost surely, 2^136925323967 is an apocalyptic number.

136925323967 is a deficient number, since it is larger than the sum of its proper divisors (7761889).

136925323967 is an equidigital number, since it uses as much as digits as its factorization.

136925323967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7761888.

The product of its digits is 11022480, while the sum is 56.

The spelling of 136925323967 in words is "one hundred thirty-six billion, nine hundred twenty-five million, three hundred twenty-three thousand, nine hundred sixty-seven".