136431835318932 has 48 divisors (see below), whose sum is σ = 329454768115200. Its totient is φ = 43897132471680.

The previous prime is 136431835318921. The next prime is 136431835318943. The reversal of 136431835318932 is 239813538134631.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (136431835318921) and next prime (136431835318943).

It is a super-2 number, since 2×136431835318932² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471259207 + ... + 471548622.

It is an arithmetic number, because the mean of its divisors is an integer number (6863641002400).

Almost surely, 2^{136431835318932} is an apocalyptic number.

136431835318932 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136431835318932 is an abundant number, since it is smaller than the sum of its proper divisors (193022932796268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136431835318932 is a wasteful number, since it uses less digits than its factorization.

136431835318932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942808256 (or 942808254 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 60.

The spelling of 136431835318932 in words is "one hundred thirty-six trillion, four hundred thirty-one billion, eight hundred thirty-five million, three hundred eighteen thousand, nine hundred thirty-two".