14997841536 has 128 divisors (see below), whose sum is σ = 40912934400. Its totient is φ = 4866075648.

The previous prime is 14997841519. The next prime is 14997841583. The reversal of 14997841536 is 63514879941.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

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, 2330355 + ... + 2336781.

It is an arithmetic number, because the mean of its divisors is an integer number (319632300).

Almost surely, 2^14997841536 is an apocalyptic number.

14997841536 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 14997841536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20456467200).

14997841536 is an abundant number, since it is smaller than the sum of its proper divisors (25915092864).

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

14997841536 is a wasteful number, since it uses less digits than its factorization.

14997841536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6606 (or 6594 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 57.

The spelling of 14997841536 in words is "fourteen billion, nine hundred ninety-seven million, eight hundred forty-one thousand, five hundred thirty-six".