2650485878 has 16 divisors (see below), whose sum is σ = 4223061360. Its totient is φ = 1243297536.

The previous prime is 2650485853. The next prime is 2650485881. The reversal of 2650485878 is 8785840562.

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, 113888 + ... + 135171.

It is an arithmetic number, because the mean of its divisors is an integer number (263941335).

Almost surely, 2^2650485878 is an apocalyptic number.

2650485878 is a deficient number, since it is larger than the sum of its proper divisors (1572575482).

2650485878 is a wasteful number, since it uses less digits than its factorization.

2650485878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249391.

The product of its (nonzero) digits is 4300800, while the sum is 53.

The square root of 2650485878 is about 51482.8697529576. The cubic root of 2650485878 is about 1383.9120734873.

The spelling of 2650485878 in words is "two billion, six hundred fifty million, four hundred eighty-five thousand, eight hundred seventy-eight".