12377916780 has 48 divisors (see below), whose sum is σ = 34768948704. Its totient is φ = 3290227200.

The previous prime is 12377916773. The next prime is 12377916781. The reversal of 12377916780 is 8761977321.

It is not an unprimeable number, because it can be changed into a prime (12377916781) 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, 310771 + ... + 348330.

It is an arithmetic number, because the mean of its divisors is an integer number (724353098).

Almost surely, 2^12377916780 is an apocalyptic number.

12377916780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12377916780 is an abundant number, since it is smaller than the sum of its proper divisors (22391031924).

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

12377916780 is a wasteful number, since it uses less digits than its factorization.

12377916780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659426 (or 659424 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 51.

The spelling of 12377916780 in words is "twelve billion, three hundred seventy-seven million, nine hundred sixteen thousand, seven hundred eighty".