15120201552 has 80 divisors (see below), whose sum is σ = 40969972992. Its totient is φ = 4799485440.

The previous prime is 15120201521. The next prime is 15120201559. The reversal of 15120201552 is 25510202151.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15120201559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7099 + ... + 174042.

Almost surely, 2^15120201552 is an apocalyptic number.

15120201552 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 15120201552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20484986496).

15120201552 is an abundant number, since it is smaller than the sum of its proper divisors (25849771440).

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

15120201552 is a wasteful number, since it uses less digits than its factorization.

15120201552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181236 (or 181230 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The spelling of 15120201552 in words is "fifteen billion, one hundred twenty million, two hundred one thousand, five hundred fifty-two".