36664711515 has 48 divisors (see below), whose sum is σ = 64935531648. Its totient is φ = 19129264128.

The previous prime is 36664711471. The next prime is 36664711621. The reversal of 36664711515 is 51511746663.

It is not a de Polignac number, because 36664711515 - 2²² = 36660517211 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8578419 + ... + 8582691.

It is an arithmetic number, because the mean of its divisors is an integer number (1352823576).

Almost surely, 2^36664711515 is an apocalyptic number.

36664711515 is a deficient number, since it is larger than the sum of its proper divisors (28270820133).

36664711515 is a wasteful number, since it uses less digits than its factorization.

36664711515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8388 (or 8385 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

It can be divided in two parts, 3666471 and 1515, that added together give a triangular number (3667986 = T₂₇₀₈).

The spelling of 36664711515 in words is "thirty-six billion, six hundred sixty-four million, seven hundred eleven thousand, five hundred fifteen".