15795999677 has 8 divisors (see below), whose sum is σ = 16037744640. Its totient is φ = 15555299760.

The previous prime is 15795999673. The next prime is 15795999683. The reversal of 15795999677 is 77699959751.

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

It is a cyclic number.

It is not a de Polignac number, because 15795999677 - 2² = 15795999673 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15795999671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230774 + ... + 291287.

It is an arithmetic number, because the mean of its divisors is an integer number (2004718080).

Almost surely, 2^15795999677 is an apocalyptic number.

It is an amenable number.

15795999677 is a deficient number, since it is larger than the sum of its proper divisors (241744963).

15795999677 is an equidigital number, since it uses as much as digits as its factorization.

15795999677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522523.

The product of its digits is 337563450, while the sum is 74.

The spelling of 15795999677 in words is "fifteen billion, seven hundred ninety-five million, nine hundred ninety-nine thousand, six hundred seventy-seven".