36661572463 has 2 divisors, whose sum is σ = 36661572464. Its totient is φ = 36661572462.

The previous prime is 36661572421. The next prime is 36661572469. The reversal of 36661572463 is 36427516663.

36661572463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (36427516663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36661572463 - 2²⁹ = 36124701551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36661572469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18330786231 + 18330786232.

It is an arithmetic number, because the mean of its divisors is an integer number (18330786232).

Almost surely, 2^36661572463 is an apocalyptic number.

36661572463 is a deficient number, since it is larger than the sum of its proper divisors (1).

36661572463 is an equidigital number, since it uses as much as digits as its factorization.

36661572463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 49.

The spelling of 36661572463 in words is "thirty-six billion, six hundred sixty-one million, five hundred seventy-two thousand, four hundred sixty-three".