16859464752 has 80 divisors (see below), whose sum is σ = 47901934080. Its totient is φ = 5077145856.

The previous prime is 16859464729. The next prime is 16859464771. The reversal of 16859464752 is 25746495861.

It is a junction number, because it is equal to n+sod(n) for n = 16859464692 and 16859464701.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258102 + ... + 316757.

It is an arithmetic number, because the mean of its divisors is an integer number (598774176).

Almost surely, 2^16859464752 is an apocalyptic number.

16859464752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16859464752 is an abundant number, since it is smaller than the sum of its proper divisors (31042469328).

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

16859464752 is a wasteful number, since it uses less digits than its factorization.

16859464752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574930 (or 574924 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 57.

The spelling of 16859464752 in words is "sixteen billion, eight hundred fifty-nine million, four hundred sixty-four thousand, seven hundred fifty-two".