6989184972 has 108 divisors (see below), whose sum is σ = 22419915336. Its totient is φ = 1815367680.

The previous prime is 6989184919. The next prime is 6989184973. The reversal of 6989184972 is 2794819896.

6989184972 is a `hidden beast` number, since 69 + 89 + 1 + 8 + 497 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (6989184973) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 160693 + ... + 199500.

Almost surely, 2^6989184972 is an apocalyptic number.

It is an amenable number.

6989184972 is an abundant number, since it is smaller than the sum of its proper divisors (15430730364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6989184972 is a wasteful number, since it uses less digits than its factorization.

6989184972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360228 (or 360216 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 63.

The square root of 6989184972 is about 83601.3455154880. The cubic root of 6989184972 is about 1911.9455128670.

The spelling of 6989184972 in words is "six billion, nine hundred eighty-nine million, one hundred eighty-four thousand, nine hundred seventy-two".