2080109427864 has 64 divisors (see below), whose sum is σ = 5625408230400. Its totient is φ = 637163542656.

The previous prime is 2080109427863. The next prime is 2080109427871. The reversal of 2080109427864 is 4687249010802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2080109427863) 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, 14878894 + ... + 15018045.

It is an arithmetic number, because the mean of its divisors is an integer number (87897003600).

Almost surely, 2^{2080109427864} is an apocalyptic number.

2080109427864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2080109427864 is an abundant number, since it is smaller than the sum of its proper divisors (3545298802536).

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

2080109427864 is a wasteful number, since it uses less digits than its factorization.

2080109427864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29897184 (or 29897180 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 51.

The spelling of 2080109427864 in words is "two trillion, eighty billion, one hundred nine million, four hundred twenty-seven thousand, eight hundred sixty-four".