36661886374 has 8 divisors (see below), whose sum is σ = 55537313328. Its totient is φ = 18149448600.

The previous prime is 36661886353. The next prime is 36661886383. The reversal of 36661886374 is 47368816663.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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, 90747042 + ... + 90747445.

It is an arithmetic number, because the mean of its divisors is an integer number (6942164166).

Almost surely, 2^36661886374 is an apocalyptic number.

36661886374 is a deficient number, since it is larger than the sum of its proper divisors (18875426954).

36661886374 is a wasteful number, since it uses less digits than its factorization.

36661886374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181494590.

The product of its digits is 20901888, while the sum is 58.

The spelling of 36661886374 in words is "thirty-six billion, six hundred sixty-one million, eight hundred eighty-six thousand, three hundred seventy-four".