16351441992 has 48 divisors (see below), whose sum is σ = 44715128640. Its totient is φ = 5397560928.

The previous prime is 16351441979. The next prime is 16351442039. The reversal of 16351441992 is 29914415361.

16351441992 is a `hidden beast` number, since 1 + 6 + 3 + 514 + 41 + 9 + 92 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1095028 + ... + 1109859.

It is an arithmetic number, because the mean of its divisors is an integer number (931565180).

Almost surely, 2^16351441992 is an apocalyptic number.

16351441992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16351441992 is an abundant number, since it is smaller than the sum of its proper divisors (28363686648).

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

16351441992 is a wasteful number, since it uses less digits than its factorization.

16351441992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2205002 (or 2204995 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The spelling of 16351441992 in words is "sixteen billion, three hundred fifty-one million, four hundred forty-one thousand, nine hundred ninety-two".