36747561291 has 16 divisors (see below), whose sum is σ = 56157667584. Its totient is φ = 20938087584.

The previous prime is 36747561229. The next prime is 36747561299. The reversal of 36747561291 is 19216574763.

It is not a de Polignac number, because 36747561291 - 2⁷ = 36747561163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36747561299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2514160 + ... + 2528733.

It is an arithmetic number, because the mean of its divisors is an integer number (3509854224).

Almost surely, 2^36747561291 is an apocalyptic number.

36747561291 is a deficient number, since it is larger than the sum of its proper divisors (19410106293).

36747561291 is a wasteful number, since it uses less digits than its factorization.

36747561291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5043250.

The product of its digits is 1905120, while the sum is 51.

The spelling of 36747561291 in words is "thirty-six billion, seven hundred forty-seven million, five hundred sixty-one thousand, two hundred ninety-one".