36520652401 has 16 divisors (see below), whose sum is σ = 37194066000. Its totient is φ = 35853672448.

The previous prime is 36520652393. The next prime is 36520652417. The reversal of 36520652401 is 10425602563.

It can be written as a sum of positive squares in 8 ways, for example, as 865771776 + 35654880625 = 29424^2 + 188825^2 .

It is a cyclic number.

It is not a de Polignac number, because 36520652401 - 2³ = 36520652393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36520653401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18737175 + ... + 18739123.

It is an arithmetic number, because the mean of its divisors is an integer number (2324629125).

Almost surely, 2^36520652401 is an apocalyptic number.

It is an amenable number.

36520652401 is a deficient number, since it is larger than the sum of its proper divisors (673413599).

36520652401 is a wasteful number, since it uses less digits than its factorization.

36520652401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3428.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 36520652401 in words is "thirty-six billion, five hundred twenty million, six hundred fifty-two thousand, four hundred one".