6672156898 has 16 divisors (see below), whose sum is σ = 10919345760. Its totient is φ = 3032445600.

The previous prime is 6672156863. The next prime is 6672156901. The reversal of 6672156898 is 8986512766.

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, 314878 + ... + 335398.

It is an arithmetic number, because the mean of its divisors is an integer number (682459110).

Almost surely, 2^6672156898 is an apocalyptic number.

6672156898 is a deficient number, since it is larger than the sum of its proper divisors (4247188862).

6672156898 is a wasteful number, since it uses less digits than its factorization.

6672156898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35313.

The product of its digits is 8709120, while the sum is 58.

The square root of 6672156898 is about 81683.2718370169. The cubic root of 6672156898 is about 1882.5885665495.

The spelling of 6672156898 in words is "six billion, six hundred seventy-two million, one hundred fifty-six thousand, eight hundred ninety-eight".