36494997131 has 8 divisors (see below), whose sum is σ = 36995097600. Its totient is φ = 35995850280.

The previous prime is 36494997079. The next prime is 36494997151. The reversal of 36494997131 is 13179949463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36494997131 - 2¹⁸ = 36494734987 is a prime.

It is a super-2 number, since 2×36494997131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36494997151) 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, 161171 + ... + 314588.

It is an arithmetic number, because the mean of its divisors is an integer number (4624387200).

Almost surely, 2^36494997131 is an apocalyptic number.

36494997131 is a deficient number, since it is larger than the sum of its proper divisors (500100469).

36494997131 is an equidigital number, since it uses as much as digits as its factorization.

36494997131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476809.

The product of its digits is 4408992, while the sum is 56.

The spelling of 36494997131 in words is "thirty-six billion, four hundred ninety-four million, nine hundred ninety-seven thousand, one hundred thirty-one".