15252226125 has 32 divisors (see below), whose sum is σ = 25388343552. Its totient is φ = 8131752000.

The previous prime is 15252226069. The next prime is 15252226139. The reversal of 15252226125 is 52162225251.

It is a happy number.

It is not a de Polignac number, because 15252226125 - 2¹⁰ = 15252225101 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1581819 + ... + 1591431.

It is an arithmetic number, because the mean of its divisors is an integer number (793385736).

Almost surely, 2^15252226125 is an apocalyptic number.

15252226125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15252226125 is a deficient number, since it is larger than the sum of its proper divisors (10136117427).

15252226125 is an equidigital number, since it uses as much as digits as its factorization.

15252226125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13862 (or 13852 counting only the distinct ones).

The product of its digits is 24000, while the sum is 33.

The spelling of 15252226125 in words is "fifteen billion, two hundred fifty-two million, two hundred twenty-six thousand, one hundred twenty-five".