14779673656 has 64 divisors (see below), whose sum is σ = 32058931680. Its totient is φ = 6313082880.

The previous prime is 14779673653. The next prime is 14779673719. The reversal of 14779673656 is 65637697741.

It is a super-3 number, since 3×14779673656³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14779673594 and 14779673603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14779673653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1005496 + ... + 1020088.

Almost surely, 2^14779673656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14779673656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16029465840).

14779673656 is an abundant number, since it is smaller than the sum of its proper divisors (17279258024).

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

14779673656 is a wasteful number, since it uses less digits than its factorization.

14779673656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15304 (or 15300 counting only the distinct ones).

The product of its digits is 40007520, while the sum is 61.

The spelling of 14779673656 in words is "fourteen billion, seven hundred seventy-nine million, six hundred seventy-three thousand, six hundred fifty-six".