8139296506 has 8 divisors (see below), whose sum is σ = 13318848864. Its totient is φ = 3699680220.

The previous prime is 8139296497. The next prime is 8139296527. The reversal of 8139296506 is 6056929318.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×8139296506² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8139296506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184983990 + ... + 184984033.

It is an arithmetic number, because the mean of its divisors is an integer number (1664856108).

Almost surely, 2^8139296506 is an apocalyptic number.

8139296506 is a deficient number, since it is larger than the sum of its proper divisors (5179552358).

8139296506 is a wasteful number, since it uses less digits than its factorization.

8139296506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369968036.

The product of its (nonzero) digits is 699840, while the sum is 49.

The square root of 8139296506 is about 90218.0497794094. The cubic root of 8139296506 is about 2011.5413131022.

The spelling of 8139296506 in words is "eight billion, one hundred thirty-nine million, two hundred ninety-six thousand, five hundred six".