16379673856 has 288 divisors, whose sum is σ = 42730784768. Its totient is φ = 6091407360.

The previous prime is 16379673847. The next prime is 16379673883. The reversal of 16379673856 is 65837697361.

It is a junction number, because it is equal to n+sod(n) for n = 16379673794 and 16379673803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26720206 + ... + 26720818.

Almost surely, 2^16379673856 is an apocalyptic number.

16379673856 is a gapful number since it is divisible by the number (16) 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 16379673856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21365392384).

16379673856 is an abundant number, since it is smaller than the sum of its proper divisors (26351110912).

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

16379673856 is a wasteful number, since it uses less digits than its factorization.

16379673856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 703 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 61.

The spelling of 16379673856 in words is "sixteen billion, three hundred seventy-nine million, six hundred seventy-three thousand, eight hundred fifty-six".