2266020660 has 48 divisors (see below), whose sum is σ = 6367810176. Its totient is φ = 602086272.

The previous prime is 2266020643. The next prime is 2266020719. The reversal of 2266020660 is 660206622.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51552 + ... + 84791.

It is an arithmetic number, because the mean of its divisors is an integer number (132662712).

Almost surely, 2^2266020660 is an apocalyptic number.

2266020660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2266020660 is an abundant number, since it is smaller than the sum of its proper divisors (4101789516).

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

2266020660 is a wasteful number, since it uses less digits than its factorization.

2266020660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136632 (or 136630 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 2266020660 is about 47602.7379464669. The cubic root of 2266020660 is about 1313.4734191977.

It can be divided in two parts, 2 and 266020660, that added together give a palindrome (266020662).

The spelling of 2266020660 in words is "two billion, two hundred sixty-six million, twenty thousand, six hundred sixty".