2119777472 has 28 divisors (see below), whose sum is σ = 4249811160. Its totient is φ = 1048958976.

The previous prime is 2119777469. The next prime is 2119777483. The reversal of 2119777472 is 2747779112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164522 + ... + 176937.

It is an arithmetic number, because the mean of its divisors is an integer number (151778970).

Almost surely, 2^2119777472 is an apocalyptic number.

It is an amenable number.

2119777472 is an abundant number, since it is smaller than the sum of its proper divisors (2130033688).

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

2119777472 is an equidigital number, since it uses as much as digits as its factorization.

2119777472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341568 (or 341558 counting only the distinct ones).

The product of its digits is 345744, while the sum is 47.

The square root of 2119777472 is about 46041.0411698085. The cubic root of 2119777472 is about 1284.5867085747.

The spelling of 2119777472 in words is "two billion, one hundred nineteen million, seven hundred seventy-seven thousand, four hundred seventy-two".