8139098474 has 24 divisors (see below), whose sum is σ = 13235296620. Its totient is φ = 3753746880.

The previous prime is 8139098459. The next prime is 8139098489. The reversal of 8139098474 is 4748909318.

It is an interprime number because it is at equal distance from previous prime (8139098459) and next prime (8139098489).

It can be written as a sum of positive squares in 6 ways, for example, as 2250838249 + 5888260225 = 47443^2 + 76735^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5979554 + ... + 5980914.

Almost surely, 2^8139098474 is an apocalyptic number.

8139098474 is a deficient number, since it is larger than the sum of its proper divisors (5096198146).

8139098474 is an frugal number, since it uses more digits than its factorization.

8139098474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763 (or 1376 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 53.

The square root of 8139098474 is about 90216.9522539971. The cubic root of 8139098474 is about 2011.5249991296.

The spelling of 8139098474 in words is "eight billion, one hundred thirty-nine million, ninety-eight thousand, four hundred seventy-four".