16277272960 has 128 divisors (see below), whose sum is σ = 43728672960. Its totient is φ = 5748695040.

The previous prime is 16277272909. The next prime is 16277272987. The reversal of 16277272960 is 6927277261.

It is a happy number.

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

It is a congruent number.

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, 148830 + ... + 233890.

Almost surely, 2^16277272960 is an apocalyptic number.

16277272960 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 16277272960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21864336480).

16277272960 is an abundant number, since it is smaller than the sum of its proper divisors (27451400000).

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

16277272960 is a wasteful number, since it uses less digits than its factorization.

16277272960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85116 (or 85104 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 49.

The spelling of 16277272960 in words is "sixteen billion, two hundred seventy-seven million, two hundred seventy-two thousand, nine hundred sixty".