136921949595 has 24 divisors (see below), whose sum is σ = 237373110000. Its totient is φ = 73012199616.

The previous prime is 136921949579. The next prime is 136921949609. The reversal of 136921949595 is 595949129631.

136921949595 is a `hidden beast` number, since 1 + 36 + 9 + 2 + 1 + 9 + 4 + 9 + 595 = 666.

It is not a de Polignac number, because 136921949595 - 2⁴ = 136921949579 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, 5925 + ... + 523334.

It is an arithmetic number, because the mean of its divisors is an integer number (9890546250).

Almost surely, 2^136921949595 is an apocalyptic number.

136921949595 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

136921949595 is a deficient number, since it is larger than the sum of its proper divisors (100451160405).

136921949595 is a wasteful number, since it uses less digits than its factorization.

136921949595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535019 (or 535016 counting only the distinct ones).

The product of its digits is 23619600, while the sum is 63.

The spelling of 136921949595 in words is "one hundred thirty-six billion, nine hundred twenty-one million, nine hundred forty-nine thousand, five hundred ninety-five".