8978466974733 has 30 divisors (see below), whose sum is σ = 14155340356014. Its totient is φ = 5670610702416.

The previous prime is 8978466974707. The next prime is 8978466974749. The reversal of 8978466974733 is 3374796648798.

8978466974733 is a `hidden beast` number, since 8 + 9 + 7 + 84 + 6 + 69 + 7 + 473 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5410006187364 + 3568460787369 = 2325942^2 + 1889037^2 .

It is not a de Polignac number, because 8978466974733 - 2²⁵ = 8978433420301 is a prime.

It is a super-2 number, since 2×8978466974733² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8978466973733) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 153496066 + ... + 153554547.

Almost surely, 2^{8978466974733} is an apocalyptic number.

It is an amenable number.

8978466974733 is a deficient number, since it is larger than the sum of its proper divisors (5176873381281).

8978466974733 is a wasteful number, since it uses less digits than its factorization.

8978466974733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307050663 (or 307050635 counting only the distinct ones).

The product of its digits is 9217732608, while the sum is 81.

The spelling of 8978466974733 in words is "eight trillion, nine hundred seventy-eight billion, four hundred sixty-six million, nine hundred seventy-four thousand, seven hundred thirty-three".