15691799002 has 16 divisors (see below), whose sum is σ = 27028936800. Its totient is φ = 6757233840.

The previous prime is 15691798973. The next prime is 15691799111. The reversal of 15691799002 is 20099719651.

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, 18769677 + ... + 18770512.

It is an arithmetic number, because the mean of its divisors is an integer number (1689308550).

Almost surely, 2^15691799002 is an apocalyptic number.

15691799002 is a deficient number, since it is larger than the sum of its proper divisors (11337137798).

15691799002 is a wasteful number, since it uses less digits than its factorization.

15691799002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37540221.

The product of its (nonzero) digits is 306180, while the sum is 49.

The spelling of 15691799002 in words is "fifteen billion, six hundred ninety-one million, seven hundred ninety-nine thousand, two".