8995316120639 has 16 divisors (see below), whose sum is σ = 9148932020160. Its totient is φ = 8841901032960.

The previous prime is 8995316120603. The next prime is 8995316120657. The reversal of 8995316120639 is 9360216135998.

It is a cyclic number.

It is not a de Polignac number, because 8995316120639 - 2²⁴ = 8995299343423 is a prime.

It is a super-2 number, since 2×8995316120639² (a number of 27 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 (8995316126639) 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, 692846942 + ... + 692859924.

It is an arithmetic number, because the mean of its divisors is an integer number (571808251260).

Almost surely, 2^{8995316120639} is an apocalyptic number.

8995316120639 is a deficient number, since it is larger than the sum of its proper divisors (153615899521).

8995316120639 is a wasteful number, since it uses less digits than its factorization.

8995316120639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19810.

The product of its (nonzero) digits is 18895680, while the sum is 62.

The spelling of 8995316120639 in words is "eight trillion, nine hundred ninety-five billion, three hundred sixteen million, one hundred twenty thousand, six hundred thirty-nine".