15032250000 has 560 divisors, whose sum is σ = 57543013440. Its totient is φ = 3744000000.

The previous prime is 15032249957. The next prime is 15032250043. The reversal of 15032250000 is 5223051.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (15032249957) and next prime (15032250043).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 114749935 + ... + 114750065.

Almost surely, 2^15032250000 is an apocalyptic number.

15032250000 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 15032250000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28771506720).

15032250000 is an abundant number, since it is smaller than the sum of its proper divisors (42510763440).

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

15032250000 is an equidigital number, since it uses as much as digits as its factorization.

15032250000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

Adding to 15032250000 its reverse (5223051), we get a palindrome (15037473051).

The spelling of 15032250000 in words is "fifteen billion, thirty-two million, two hundred fifty thousand".