8979145140782 has 16 divisors (see below), whose sum is σ = 13667515782480. Its totient is φ = 4423714338048.

The previous prime is 8979145140773. The next prime is 8979145140793. The reversal of 8979145140782 is 2870415419798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101903657 + ... + 101991732.

It is an arithmetic number, because the mean of its divisors is an integer number (854219736405).

Almost surely, 2^{8979145140782} is an apocalyptic number.

8979145140782 is a deficient number, since it is larger than the sum of its proper divisors (4688370641698).

8979145140782 is a wasteful number, since it uses less digits than its factorization.

8979145140782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203895715.

The product of its (nonzero) digits is 40642560, while the sum is 65.

The spelling of 8979145140782 in words is "eight trillion, nine hundred seventy-nine billion, one hundred forty-five million, one hundred forty thousand, seven hundred eighty-two".