36564004036400 has 30 divisors (see below), whose sum is σ = 87845019698412. Its totient is φ = 14625601614400.

The previous prime is 36564004036393. The next prime is 36564004036409. The reversal of 36564004036400 is 463040046563.

It is not an unprimeable number, because it can be changed into a prime (36564004036409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45705004646 + ... + 45705005445.

Almost surely, 2^{36564004036400} is an apocalyptic number.

It is an amenable number.

36564004036400 is an abundant number, since it is smaller than the sum of its proper divisors (51281015662012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36564004036400 is a wasteful number, since it uses less digits than its factorization.

36564004036400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91410010109 (or 91410010098 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 36564004036400 in words is "thirty-six trillion, five hundred sixty-four billion, four million, thirty-six thousand, four hundred".