2261656045 has 8 divisors (see below), whose sum is σ = 2960713440. Its totient is φ = 1644840720.

The previous prime is 2261656037. The next prime is 2261656097. The reversal of 2261656045 is 5406561622.

2261656045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2261656045 - 2³ = 2261656037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2261655995 and 2261656013.

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, 20560455 + ... + 20560564.

It is an arithmetic number, because the mean of its divisors is an integer number (370089180).

Almost surely, 2^2261656045 is an apocalyptic number.

It is an amenable number.

2261656045 is a deficient number, since it is larger than the sum of its proper divisors (699057395).

2261656045 is a wasteful number, since it uses less digits than its factorization.

2261656045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41121035.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 2261656045 is about 47556.8716906400. The cubic root of 2261656045 is about 1312.6295771692.

The spelling of 2261656045 in words is "two billion, two hundred sixty-one million, six hundred fifty-six thousand, forty-five".