36972734423 has 4 divisors (see below), whose sum is σ = 37049922240. Its totient is φ = 36895546608.

The previous prime is 36972734417. The next prime is 36972734437. The reversal of 36972734423 is 32443727963.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36972734423 - 2⁸ = 36972734167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36972734413) 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 3 ways as a sum of consecutive naturals, for example, 38593190 + ... + 38594147.

It is an arithmetic number, because the mean of its divisors is an integer number (9262480560).

Almost surely, 2^36972734423 is an apocalyptic number.

36972734423 is a deficient number, since it is larger than the sum of its proper divisors (77187817).

36972734423 is an equidigital number, since it uses as much as digits as its factorization.

36972734423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77187816.

The product of its digits is 4572288, while the sum is 50.

The spelling of 36972734423 in words is "thirty-six billion, nine hundred seventy-two million, seven hundred thirty-four thousand, four hundred twenty-three".