15728140798 has 8 divisors (see below), whose sum is σ = 23593018608. Its totient is φ = 7863801264.

The previous prime is 15728140657. The next prime is 15728140843. The reversal of 15728140798 is 89704182751.

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

It is a congruent number.

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, 51186 + ... + 184597.

It is an arithmetic number, because the mean of its divisors is an integer number (2949127326).

Almost surely, 2^15728140798 is an apocalyptic number.

15728140798 is a deficient number, since it is larger than the sum of its proper divisors (7864877810).

15728140798 is a wasteful number, since it uses less digits than its factorization.

15728140798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269138.

The product of its (nonzero) digits is 1128960, while the sum is 52.

The spelling of 15728140798 in words is "fifteen billion, seven hundred twenty-eight million, one hundred forty thousand, seven hundred ninety-eight".