136823587298816 has 80 divisors (see below), whose sum is σ = 298624568041008. Its totient is φ = 62110812979200.

The previous prime is 136823587298813. The next prime is 136823587298863. The reversal of 136823587298816 is 618892785328631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136823587298813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11675915 + ... + 20247818.

Almost surely, 2^{136823587298816} is an apocalyptic number.

136823587298816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

136823587298816 is an abundant number, since it is smaller than the sum of its proper divisors (161800980742192).

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

136823587298816 is an equidigital number, since it uses as much as digits as its factorization.

136823587298816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31924523 (or 31924507 counting only the distinct ones).

The product of its digits is 1672151040, while the sum is 77.

The spelling of 136823587298816 in words is "one hundred thirty-six trillion, eight hundred twenty-three billion, five hundred eighty-seven million, two hundred ninety-eight thousand, eight hundred sixteen".