15042223125 has 40 divisors (see below), whose sum is σ = 27847086080. Its totient is φ = 8022510000.

The previous prime is 15042223117. The next prime is 15042223129. The reversal of 15042223125 is 52132224051.

15042223125 is a `hidden beast` number, since 1 + 5 + 0 + 422 + 231 + 2 + 5 = 666.

It is not a de Polignac number, because 15042223125 - 2³ = 15042223117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15042223129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 428821 + ... + 462570.

It is an arithmetic number, because the mean of its divisors is an integer number (696177152).

Almost surely, 2^15042223125 is an apocalyptic number.

15042223125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15042223125 is a deficient number, since it is larger than the sum of its proper divisors (12804862955).

15042223125 is an frugal number, since it uses more digits than its factorization.

15042223125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891420 (or 891399 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 15042223125 its reverse (52132224051), we get a palindrome (67174447176).

The spelling of 15042223125 in words is "fifteen billion, forty-two million, two hundred twenty-three thousand, one hundred twenty-five".