135631050500405 has 16 divisors (see below), whose sum is σ = 164605916759040. Its totient is φ = 107272698115968.

The previous prime is 135631050500329. The next prime is 135631050500419. The reversal of 135631050500405 is 504005050136531.

It is a cyclic number.

It is not a de Polignac number, because 135631050500405 - 2⁸ = 135631050500149 is a prime.

It is a super-2 number, since 2×135631050500405² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14765957 + ... + 22120026.

It is an arithmetic number, because the mean of its divisors is an integer number (10287869797440).

Almost surely, 2^{135631050500405} is an apocalyptic number.

It is an amenable number.

135631050500405 is a deficient number, since it is larger than the sum of its proper divisors (28974866258635).

135631050500405 is an equidigital number, since it uses as much as digits as its factorization.

135631050500405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36894340.

The product of its (nonzero) digits is 135000, while the sum is 38.

The spelling of 135631050500405 in words is "one hundred thirty-five trillion, six hundred thirty-one billion, fifty million, five hundred thousand, four hundred five".