16757780480 has 156 divisors (see below), whose sum is σ = 46782077400. Its totient is φ = 5745180672.

The previous prime is 16757780441. The next prime is 16757780489. The reversal of 16757780480 is 8408775761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16757780489) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 995171 + ... + 1011869.

Almost surely, 2^16757780480 is an apocalyptic number.

16757780480 is a gapful number since it is divisible by the number (10) 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 16757780480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23391038700).

16757780480 is an abundant number, since it is smaller than the sum of its proper divisors (30024296920).

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

16757780480 is an equidigital number, since it uses as much as digits as its factorization.

16757780480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16742 (or 16713 counting only the distinct ones).

The product of its (nonzero) digits is 2634240, while the sum is 53.

The spelling of 16757780480 in words is "sixteen billion, seven hundred fifty-seven million, seven hundred eighty thousand, four hundred eighty".