15023620560 has 160 divisors (see below), whose sum is σ = 50220535680. Its totient is φ = 3693348864.

The previous prime is 15023620559. The next prime is 15023620609. The reversal of 15023620560 is 6502632051.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2827186 + ... + 2832494.

It is an arithmetic number, because the mean of its divisors is an integer number (313878348).

Almost surely, 2^15023620560 is an apocalyptic number.

15023620560 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 15023620560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25110267840).

15023620560 is an abundant number, since it is smaller than the sum of its proper divisors (35196915120).

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

15023620560 is a wasteful number, since it uses less digits than its factorization.

15023620560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6245 (or 6239 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 15023620560 in words is "fifteen billion, twenty-three million, six hundred twenty thousand, five hundred sixty".