15972623348 has 24 divisors (see below), whose sum is σ = 30547982304. Its totient is φ = 7247237600.

The previous prime is 15972623347. The next prime is 15972623357. The reversal of 15972623348 is 84332627951.

It is a junction number, because it is equal to n+sod(n) for n = 15972623296 and 15972623305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15972623341) 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, 301358 + ... + 350373.

It is an arithmetic number, because the mean of its divisors is an integer number (1272832596).

Almost surely, 2^15972623348 is an apocalyptic number.

It is an amenable number.

15972623348 is a deficient number, since it is larger than the sum of its proper divisors (14575358956).

15972623348 is a wasteful number, since it uses less digits than its factorization.

15972623348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652303 (or 652301 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The spelling of 15972623348 in words is "fifteen billion, nine hundred seventy-two million, six hundred twenty-three thousand, three hundred forty-eight".