136431356108 has 6 divisors (see below), whose sum is σ = 238754873196. Its totient is φ = 68215678052.

The previous prime is 136431356107. The next prime is 136431356111. The reversal of 136431356108 is 801653134631.

It is a super-2 number, since 2×136431356108² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136431356107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17053919510 + ... + 17053919517.

It is an arithmetic number, because the mean of its divisors is an integer number (39792478866).

Almost surely, 2^136431356108 is an apocalyptic number.

It is an amenable number.

136431356108 is a deficient number, since it is larger than the sum of its proper divisors (102323517088).

136431356108 is a wasteful number, since it uses less digits than its factorization.

136431356108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34107839031 (or 34107839029 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 136431356108 in words is "one hundred thirty-six billion, four hundred thirty-one million, three hundred fifty-six thousand, one hundred eight".