15455271799 has 6 divisors (see below), whose sum is σ = 16988026160. Its totient is φ = 14050246980.

The previous prime is 15455271791. The next prime is 15455271841. The reversal of 15455271799 is 99717255451.

It is not a de Polignac number, because 15455271799 - 2³ = 15455271791 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 (15455271791) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63864639 + ... + 63864880.

Almost surely, 2^15455271799 is an apocalyptic number.

15455271799 is a deficient number, since it is larger than the sum of its proper divisors (1532754361).

15455271799 is a wasteful number, since it uses less digits than its factorization.

15455271799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127729541 (or 127729530 counting only the distinct ones).

The product of its digits is 3969000, while the sum is 55.

The spelling of 15455271799 in words is "fifteen billion, four hundred fifty-five million, two hundred seventy-one thousand, seven hundred ninety-nine".