2500197770 has 16 divisors (see below), whose sum is σ = 5143264128. Its totient is φ = 857210640.

The previous prime is 2500197757. The next prime is 2500197797. The reversal of 2500197770 is 777910052.

2500197770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2500197770² = 12501977778225945800, which contains 22 as substring.

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, 17858486 + ... + 17858625.

It is an arithmetic number, because the mean of its divisors is an integer number (321454008).

Almost surely, 2^2500197770 is an apocalyptic number.

2500197770 is an abundant number, since it is smaller than the sum of its proper divisors (2643066358).

2500197770 is a wasteful number, since it uses less digits than its factorization.

2500197770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35717125.

The product of its (nonzero) digits is 30870, while the sum is 38.

The square root of 2500197770 is about 50001.9776608886. The cubic root of 2500197770 is about 1357.2445960452.

The spelling of 2500197770 in words is "two billion, five hundred million, one hundred ninety-seven thousand, seven hundred seventy".