16322494980 has 192 divisors, whose sum is σ = 50654419200. Its totient is φ = 3894190080.

The previous prime is 16322494967. The next prime is 16322495011. The reversal of 16322494980 is 8949422361.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15800544 + ... + 15801576.

It is an arithmetic number, because the mean of its divisors is an integer number (263825100).

Almost surely, 2^16322494980 is an apocalyptic number.

16322494980 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 16322494980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25327209600).

16322494980 is an abundant number, since it is smaller than the sum of its proper divisors (34331924220).

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

16322494980 is a wasteful number, since it uses less digits than its factorization.

16322494980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414 (or 1412 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 16322494980 in words is "sixteen billion, three hundred twenty-two million, four hundred ninety-four thousand, nine hundred eighty".