2522678785 has 24 divisors (see below), whose sum is σ = 3434796288. Its totient is φ = 1775479200.

The previous prime is 2522678761. The next prime is 2522678831. The reversal of 2522678785 is 5878762252.

It is not a de Polignac number, because 2522678785 - 2⁷ = 2522678657 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48499 + ... + 86008.

It is an arithmetic number, because the mean of its divisors is an integer number (143116512).

Almost surely, 2^2522678785 is an apocalyptic number.

It is an amenable number.

2522678785 is a deficient number, since it is larger than the sum of its proper divisors (912117503).

2522678785 is a wasteful number, since it uses less digits than its factorization.

2522678785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134565 (or 134554 counting only the distinct ones).

The product of its digits is 3763200, while the sum is 52.

The square root of 2522678785 is about 50226.2758424313. The cubic root of 2522678785 is about 1361.3004402627.

The spelling of 2522678785 in words is "two billion, five hundred twenty-two million, six hundred seventy-eight thousand, seven hundred eighty-five".