15042287136 has 96 divisors (see below), whose sum is σ = 39969720000. Its totient is φ = 4952908800.

The previous prime is 15042287107. The next prime is 15042287147. The reversal of 15042287136 is 63178224051.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 15042287094 and 15042287103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4836750 + ... + 4839858.

It is an arithmetic number, because the mean of its divisors is an integer number (416351250).

Almost surely, 2^15042287136 is an apocalyptic number.

15042287136 is a gapful number since it is divisible by the number (16) 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 15042287136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19984860000).

15042287136 is an abundant number, since it is smaller than the sum of its proper divisors (24927432864).

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

15042287136 is a wasteful number, since it uses less digits than its factorization.

15042287136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3722 (or 3714 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 15042287136 in words is "fifteen billion, forty-two million, two hundred eighty-seven thousand, one hundred thirty-six".