15423846952768 has 28 divisors (see below), whose sum is σ = 30909732906852. Its totient is φ = 7635567795200.

The previous prime is 15423846952747. The next prime is 15423846952771. The reversal of 15423846952768 is 86725964832451.

It can be written as a sum of positive squares in 2 ways, for example, as 7584339745024 + 7839507207744 = 2753968^2 + 2799912^2 .

It is a junction number, because it is equal to n+sod(n) for n = 15423846952697 and 15423846952706.

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, 1193051005 + ... + 1193063932.

Almost surely, 2^{15423846952768} is an apocalyptic number.

It is an amenable number.

15423846952768 is an abundant number, since it is smaller than the sum of its proper divisors (15485885954084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15423846952768 is a wasteful number, since it uses less digits than its factorization.

15423846952768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386115050 (or 2386115040 counting only the distinct ones).

The product of its digits is 696729600, while the sum is 70.

The spelling of 15423846952768 in words is "fifteen trillion, four hundred twenty-three billion, eight hundred forty-six million, nine hundred fifty-two thousand, seven hundred sixty-eight".