8782868121004 has 72 divisors (see below), whose sum is σ = 16588757386880. Its totient is φ = 4064237337600.

The previous prime is 8782868120959. The next prime is 8782868121023. The reversal of 8782868121004 is 4001218682878.

It is a happy number.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 499898332 + ... + 499915900.

Almost surely, 2^{8782868121004} is an apocalyptic number.

It is an amenable number.

8782868121004 is a deficient number, since it is larger than the sum of its proper divisors (7805889265876).

8782868121004 is a wasteful number, since it uses less digits than its factorization.

8782868121004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25271 (or 25246 counting only the distinct ones).

The product of its (nonzero) digits is 2752512, while the sum is 55.

The spelling of 8782868121004 in words is "eight trillion, seven hundred eighty-two billion, eight hundred sixty-eight million, one hundred twenty-one thousand, four".