15112532000 has 96 divisors (see below), whose sum is σ = 37176257664. Its totient is φ = 6037728000.

The previous prime is 15112531991. The next prime is 15112532009. The reversal of 15112532000 is 23521151.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (15112531991) and next prime (15112532009).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (15112532009) 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 15 ways as a sum of consecutive naturals, for example, 4362269 + ... + 4365731.

It is an arithmetic number, because the mean of its divisors is an integer number (387252684).

Almost surely, 2^15112532000 is an apocalyptic number.

15112532000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15112532000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18588128832).

15112532000 is an abundant number, since it is smaller than the sum of its proper divisors (22063725664).

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

15112532000 is a wasteful number, since it uses less digits than its factorization.

15112532000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4579 (or 4561 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The spelling of 15112532000 in words is "fifteen billion, one hundred twelve million, five hundred thirty-two thousand".