16025899680 has 192 divisors, whose sum is σ = 64103719680. Its totient is φ = 3663055872.

The previous prime is 16025899667. The next prime is 16025899691. The reversal of 16025899680 is 8699852061.

It is a happy number.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 31 ways as a sum of consecutive naturals, for example, 234739 + ... + 295218.

It is an arithmetic number, because the mean of its divisors is an integer number (333873540).

Almost surely, 2^16025899680 is an apocalyptic number.

16025899680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16025899680 is an abundant number, since it is smaller than the sum of its proper divisors (48077820000).

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

16025899680 is a wasteful number, since it uses less digits than its factorization.

16025899680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529988 (or 529974 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The spelling of 16025899680 in words is "sixteen billion, twenty-five million, eight hundred ninety-nine thousand, six hundred eighty".