16377105516 has 24 divisors (see below), whose sum is σ = 40461084720. Its totient is φ = 5137915392.

The previous prime is 16377105487. The next prime is 16377105529. The reversal of 16377105516 is 61550177361.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40139761 + ... + 40140168.

It is an arithmetic number, because the mean of its divisors is an integer number (1685878530).

Almost surely, 2^16377105516 is an apocalyptic number.

It is an amenable number.

16377105516 is an abundant number, since it is smaller than the sum of its proper divisors (24083979204).

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

16377105516 is a wasteful number, since it uses less digits than its factorization.

16377105516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80279953 (or 80279951 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 42.

The spelling of 16377105516 in words is "sixteen billion, three hundred seventy-seven million, one hundred five thousand, five hundred sixteen".