16456510380 has 48 divisors (see below), whose sum is σ = 46127985120. Its totient is φ = 4383664128.

The previous prime is 16456510321. The next prime is 16456510403. The reversal of 16456510380 is 8301565461.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91879 + ... + 203358.

It is an arithmetic number, because the mean of its divisors is an integer number (960999690).

Almost surely, 2^16456510380 is an apocalyptic number.

16456510380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16456510380 is an abundant number, since it is smaller than the sum of its proper divisors (29671474740).

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

16456510380 is a wasteful number, since it uses less digits than its factorization.

16456510380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296178 (or 296176 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 16456510380 in words is "sixteen billion, four hundred fifty-six million, five hundred ten thousand, three hundred eighty".