36521861315 has 4 divisors (see below), whose sum is σ = 43826233584. Its totient is φ = 29217489048.

The previous prime is 36521861309. The next prime is 36521861347. The reversal of 36521861315 is 51316812563.

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 36521861315 - 2⁶ = 36521861251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3652186127 + ... + 3652186136.

It is an arithmetic number, because the mean of its divisors is an integer number (10956558396).

Almost surely, 2^36521861315 is an apocalyptic number.

36521861315 is a deficient number, since it is larger than the sum of its proper divisors (7304372269).

36521861315 is an equidigital number, since it uses as much as digits as its factorization.

36521861315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7304372268.

The product of its digits is 129600, while the sum is 41.

The spelling of 36521861315 in words is "thirty-six billion, five hundred twenty-one million, eight hundred sixty-one thousand, three hundred fifteen".