2040855688 has 32 divisors (see below), whose sum is σ = 4090383360. Its totient is φ = 952251520.

The previous prime is 2040855679. The next prime is 2040855701. The reversal of 2040855688 is 8865580402.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 127720 + ... + 142807.

It is an arithmetic number, because the mean of its divisors is an integer number (127824480).

Almost surely, 2^2040855688 is an apocalyptic number.

It is an amenable number.

2040855688 is an abundant number, since it is smaller than the sum of its proper divisors (2049527672).

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

2040855688 is a wasteful number, since it uses less digits than its factorization.

2040855688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270597 (or 270593 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 46.

The square root of 2040855688 is about 45175.8307947956. The cubic root of 2040855688 is about 1268.4424429661.

The spelling of 2040855688 in words is "two billion, forty million, eight hundred fifty-five thousand, six hundred eighty-eight".