2622465643 has 6 divisors (see below), whose sum is σ = 3050623356. Its totient is φ = 2247827652.

The previous prime is 2622465541. The next prime is 2622465649. The reversal of 2622465643 is 3465642262.

It is a de Polignac number, because none of the positive numbers 2^k-2622465643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2622465596 and 2622465605.

It is not an unprimeable number, because it can be changed into a prime (2622465649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26759805 + ... + 26759902.

It is an arithmetic number, because the mean of its divisors is an integer number (508437226).

Almost surely, 2^2622465643 is an apocalyptic number.

2622465643 is a deficient number, since it is larger than the sum of its proper divisors (428157713).

2622465643 is an equidigital number, since it uses as much as digits as its factorization.

2622465643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53519721 (or 53519714 counting only the distinct ones).

The product of its digits is 414720, while the sum is 40.

The square root of 2622465643 is about 51210.0150654147. The cubic root of 2622465643 is about 1379.0180024620.

The spelling of 2622465643 in words is "two billion, six hundred twenty-two million, four hundred sixty-five thousand, six hundred forty-three".