2650198956 has 12 divisors (see below), whose sum is σ = 6183797592. Its totient is φ = 883399648.

The previous prime is 2650198951. The next prime is 2650198979. The reversal of 2650198956 is 6598910562.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2650198899 and 2650198908.

It is not an unprimeable number, because it can be changed into a prime (2650198951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110424945 + ... + 110424968.

It is an arithmetic number, because the mean of its divisors is an integer number (515316466).

Almost surely, 2^2650198956 is an apocalyptic number.

It is an amenable number.

2650198956 is an abundant number, since it is smaller than the sum of its proper divisors (3533598636).

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

2650198956 is a wasteful number, since it uses less digits than its factorization.

2650198956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220849920 (or 220849918 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 51.

The square root of 2650198956 is about 51480.0831001660. The cubic root of 2650198956 is about 1383.8621343231.

The spelling of 2650198956 in words is "two billion, six hundred fifty million, one hundred ninety-eight thousand, nine hundred fifty-six".