16116634560 has 224 divisors, whose sum is σ = 55774010880. Its totient is φ = 3919122432.

The previous prime is 16116634531. The next prime is 16116634561. The reversal of 16116634560 is 6543661161.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16116634561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1028061 + ... + 1043619.

It is an arithmetic number, because the mean of its divisors is an integer number (248991120).

Almost surely, 2^16116634560 is an apocalyptic number.

16116634560 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 16116634560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27887005440).

16116634560 is an abundant number, since it is smaller than the sum of its proper divisors (39657376320).

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

16116634560 is a wasteful number, since it uses less digits than its factorization.

16116634560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15675 (or 15665 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 16116634560 in words is "sixteen billion, one hundred sixteen million, six hundred thirty-four thousand, five hundred sixty".