5879780981816 has 24 divisors (see below), whose sum is σ = 12599569559160. Its totient is φ = 2519898358320.

The previous prime is 5879780981761. The next prime is 5879780981863. The reversal of 5879780981816 is 6181890879785.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17983721 + ... + 18307751.

It is an arithmetic number, because the mean of its divisors is an integer number (524982064965).

Almost surely, 2^{5879780981816} is an apocalyptic number.

5879780981816 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5879780981816 is an abundant number, since it is smaller than the sum of its proper divisors (6719788577344).

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

5879780981816 is an frugal number, since it uses more digits than its factorization.

5879780981816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648075 (or 324040 counting only the distinct ones).

The product of its (nonzero) digits is 487710720, while the sum is 77.

The spelling of 5879780981816 in words is "five trillion, eight hundred seventy-nine billion, seven hundred eighty million, nine hundred eighty-one thousand, eight hundred sixteen".