2261796992660 has 24 divisors (see below), whose sum is σ = 4753369329576. Its totient is φ = 904033912320.

The previous prime is 2261796992633. The next prime is 2261796992699. The reversal of 2261796992660 is 662996971622.

2261796992660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 651126341776 + 1610670650884 = 806924^2 + 1269122^2 .

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, 42778217 + ... + 42831056.

It is an arithmetic number, because the mean of its divisors is an integer number (198057055399).

Almost surely, 2^{2261796992660} is an apocalyptic number.

2261796992660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2261796992660 is an abundant number, since it is smaller than the sum of its proper divisors (2491572336916).

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

2261796992660 is a wasteful number, since it uses less digits than its factorization.

2261796992660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85610603 (or 85610601 counting only the distinct ones).

The product of its (nonzero) digits is 52907904, while the sum is 65.

The spelling of 2261796992660 in words is "two trillion, two hundred sixty-one billion, seven hundred ninety-six million, nine hundred ninety-two thousand, six hundred sixty".