36512471971 has 2 divisors, whose sum is σ = 36512471972. Its totient is φ = 36512471970.

The previous prime is 36512471951. The next prime is 36512472067. The reversal of 36512471971 is 17917421563.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36512471971 - 2⁷ = 36512471843 is a prime.

It is not a weakly prime, because it can be changed into another prime (36512471921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18256235985 + 18256235986.

It is an arithmetic number, because the mean of its divisors is an integer number (18256235986).

Almost surely, 2^36512471971 is an apocalyptic number.

36512471971 is a deficient number, since it is larger than the sum of its proper divisors (1).

36512471971 is an equidigital number, since it uses as much as digits as its factorization.

36512471971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 46.

The spelling of 36512471971 in words is "thirty-six billion, five hundred twelve million, four hundred seventy-one thousand, nine hundred seventy-one".