2645884912 has 40 divisors (see below), whose sum is σ = 5596606080. Its totient is φ = 1201778880.

The previous prime is 2645884907. The next prime is 2645884931. The reversal of 2645884912 is 2194885462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269563 + ... + 279205.

It is an arithmetic number, because the mean of its divisors is an integer number (139915152).

Almost surely, 2^2645884912 is an apocalyptic number.

2645884912 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2645884912 is an abundant number, since it is smaller than the sum of its proper divisors (2950721168).

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

2645884912 is a wasteful number, since it uses less digits than its factorization.

2645884912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11221 (or 11215 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 49.

The square root of 2645884912 is about 51438.1659082048. The cubic root of 2645884912 is about 1383.1108341941.

The spelling of 2645884912 in words is "two billion, six hundred forty-five million, eight hundred eighty-four thousand, nine hundred twelve".