2100088455780 has 48 divisors (see below), whose sum is σ = 6720283059840. Its totient is φ = 480020218368.

The previous prime is 2100088455779. The next prime is 2100088455791. The reversal of 2100088455780 is 875548800012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2500104885 + ... + 2500105724.

It is an arithmetic number, because the mean of its divisors is an integer number (140005897080).

Almost surely, 2^{2100088455780} is an apocalyptic number.

2100088455780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2100088455780 is an abundant number, since it is smaller than the sum of its proper divisors (4620194604060).

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

2100088455780 is a wasteful number, since it uses less digits than its factorization.

2100088455780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000210628 (or 5000210626 counting only the distinct ones).

The product of its (nonzero) digits is 716800, while the sum is 48.

The spelling of 2100088455780 in words is "two trillion, one hundred billion, eighty-eight million, four hundred fifty-five thousand, seven hundred eighty".