236424134531 has 32 divisors (see below), whose sum is σ = 271123614720. Its totient is φ = 204484984704.

The previous prime is 236424134509. The next prime is 236424134533. The reversal of 236424134531 is 135431424632.

It is a de Polignac number, because none of the positive numbers 2^k-236424134531 is a prime.

It is a super-2 number, since 2×236424134531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (236424134533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10241480 + ... + 10264538.

It is an arithmetic number, because the mean of its divisors is an integer number (8472612960).

Almost surely, 2^236424134531 is an apocalyptic number.

236424134531 is a deficient number, since it is larger than the sum of its proper divisors (34699480189).

236424134531 is a wasteful number, since it uses less digits than its factorization.

236424134531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23795.

The product of its digits is 207360, while the sum is 38.

The spelling of 236424134531 in words is "two hundred thirty-six billion, four hundred twenty-four million, one hundred thirty-four thousand, five hundred thirty-one".