15930319009 has 12 divisors (see below), whose sum is σ = 17600937508. Its totient is φ = 14407050240.

The previous prime is 15930319003. The next prime is 15930319033. The reversal of 15930319009 is 90091303951.

It can be written as a sum of positive squares in 2 ways, for example, as 2211350625 + 13718968384 = 47025^2 + 117128^2 .

It is not a de Polignac number, because 15930319009 - 2¹⁵ = 15930286241 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (15930319003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 317724 + ... + 364429.

Almost surely, 2^15930319009 is an apocalyptic number.

It is an amenable number.

15930319009 is a deficient number, since it is larger than the sum of its proper divisors (1670618499).

15930319009 is a wasteful number, since it uses less digits than its factorization.

15930319009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682368 (or 682357 counting only the distinct ones).

The product of its (nonzero) digits is 32805, while the sum is 40.

The spelling of 15930319009 in words is "fifteen billion, nine hundred thirty million, three hundred nineteen thousand, nine".