15135394560 has 576 divisors, whose sum is σ = 58200823296. Its totient is φ = 3303014400.

The previous prime is 15135394511. The next prime is 15135394591. The reversal of 15135394560 is 6549353151.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 23611840 + ... + 23612480.

It is an arithmetic number, because the mean of its divisors is an integer number (101043096).

Almost surely, 2^15135394560 is an apocalyptic number.

15135394560 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 15135394560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29100411648).

15135394560 is an abundant number, since it is smaller than the sum of its proper divisors (43065428736).

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

15135394560 is a wasteful number, since it uses less digits than its factorization.

15135394560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 42.

The spelling of 15135394560 in words is "fifteen billion, one hundred thirty-five million, three hundred ninety-four thousand, five hundred sixty".