136315513631 has 16 divisors (see below), whose sum is σ = 149852656800. Its totient is φ = 122970808320.

The previous prime is 136315513571. The next prime is 136315513639.

136315513631 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 136315513631 - 2⁶ = 136315513567 is a prime.

It is a super-2 number, since 2×136315513631² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136315513639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1652831 + ... + 1733343.

It is an arithmetic number, because the mean of its divisors is an integer number (9365791050).

Almost surely, 2^136315513631 is an apocalyptic number.

136315513631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

136315513631 is a deficient number, since it is larger than the sum of its proper divisors (13537143169).

136315513631 is a wasteful number, since it uses less digits than its factorization.

136315513631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81706.

The product of its digits is 72900, while the sum is 38.

It can be divided in two parts, 136315 and 513631, that added together give a palindrome (649946).

The spelling of 136315513631 in words is "one hundred thirty-six billion, three hundred fifteen million, five hundred thirteen thousand, six hundred thirty-one".