15243355784152 has 32 divisors (see below), whose sum is σ = 28646082000000. Its totient is φ = 7604401932288.

The previous prime is 15243355784123. The next prime is 15243355784161. The reversal of 15243355784152 is 25148755334251.

It is a junction number, because it is equal to n+sod(n) for n = 15243355784093 and 15243355784102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111100249 + ... + 111237367.

It is an arithmetic number, because the mean of its divisors is an integer number (895190062500).

Almost surely, 2^{15243355784152} is an apocalyptic number.

It is an amenable number.

15243355784152 is a deficient number, since it is larger than the sum of its proper divisors (13402726215848).

15243355784152 is a wasteful number, since it uses less digits than its factorization.

15243355784152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168523 (or 168519 counting only the distinct ones).

The product of its digits is 20160000, while the sum is 55.

The spelling of 15243355784152 in words is "fifteen trillion, two hundred forty-three billion, three hundred fifty-five million, seven hundred eighty-four thousand, one hundred fifty-two".