36621245717 has 16 divisors (see below), whose sum is σ = 43211366400. Its totient is φ = 30371148720.

The previous prime is 36621245707. The next prime is 36621245723. The reversal of 36621245717 is 71754212663.

It is a happy number.

36621245717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 36621245717 - 2¹⁶ = 36621180181 is a prime.

It is a super-2 number, since 2×36621245717² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36621245707) 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, 1366634 + ... + 1393172.

It is an arithmetic number, because the mean of its divisors is an integer number (2700710400).

Almost surely, 2^36621245717 is an apocalyptic number.

It is an amenable number.

36621245717 is a deficient number, since it is larger than the sum of its proper divisors (6590120683).

36621245717 is a wasteful number, since it uses less digits than its factorization.

36621245717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32936.

The product of its digits is 423360, while the sum is 44.

The spelling of 36621245717 in words is "thirty-six billion, six hundred twenty-one million, two hundred forty-five thousand, seven hundred seventeen".