36974804561 has 8 divisors (see below), whose sum is σ = 38184904704. Its totient is φ = 35765789760.

The previous prime is 36974804549. The next prime is 36974804563. The reversal of 36974804561 is 16540847963.

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 36974804561 - 2¹⁸ = 36974542417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36974804563) 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, 201800 + ... + 338633.

It is an arithmetic number, because the mean of its divisors is an integer number (4773113088).

Almost surely, 2^36974804561 is an apocalyptic number.

36974804561 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

36974804561 is a deficient number, since it is larger than the sum of its proper divisors (1210100143).

36974804561 is a wasteful number, since it uses less digits than its factorization.

36974804561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542671.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 36974804561 in words is "thirty-six billion, nine hundred seventy-four million, eight hundred four thousand, five hundred sixty-one".