2260620420661 has 4 divisors (see below), whose sum is σ = 2260623877312. Its totient is φ = 2260616964012.

The previous prime is 2260620420623. The next prime is 2260620420727. The reversal of 2260620420661 is 1660240260622.

2260620420661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2260620420661 - 2¹⁷ = 2260620289589 is a prime.

It is a super-2 number, since 2×2260620420661² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2260620420661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2260620420061) 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, 414351 + ... + 2166316.

It is an arithmetic number, because the mean of its divisors is an integer number (565155969328).

Almost surely, 2^{2260620420661} is an apocalyptic number.

It is an amenable number.

2260620420661 is a deficient number, since it is larger than the sum of its proper divisors (3456651).

2260620420661 is an equidigital number, since it uses as much as digits as its factorization.

2260620420661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3456650.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 2260620420661 in words is "two trillion, two hundred sixty billion, six hundred twenty million, four hundred twenty thousand, six hundred sixty-one".