15150198312 has 256 divisors, whose sum is σ = 46136563200. Its totient is φ = 4587356160.

The previous prime is 15150198277. The next prime is 15150198319. The reversal of 15150198312 is 21389105151.

15150198312 is a `hidden beast` number, since 1 + 5 + 150 + 198 + 312 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (15150198319) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15506368 + ... + 15507344.

It is an arithmetic number, because the mean of its divisors is an integer number (180220950).

Almost surely, 2^15150198312 is an apocalyptic number.

15150198312 is a gapful number since it is divisible by the number (12) 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 15150198312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23068281600).

15150198312 is an abundant number, since it is smaller than the sum of its proper divisors (30986364888).

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

15150198312 is a wasteful number, since it uses less digits than its factorization.

15150198312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153 (or 1143 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 36.

The spelling of 15150198312 in words is "fifteen billion, one hundred fifty million, one hundred ninety-eight thousand, three hundred twelve".