2630022661 has 8 divisors (see below), whose sum is σ = 3012320960. Its totient is φ = 2249369568.

The previous prime is 2630022649. The next prime is 2630022737. The reversal of 2630022661 is 1662200362.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2630022661 - 2⁷ = 2630022533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2630022601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407871 + ... + 414268.

It is an arithmetic number, because the mean of its divisors is an integer number (376540120).

Almost surely, 2^2630022661 is an apocalyptic number.

It is an amenable number.

2630022661 is a deficient number, since it is larger than the sum of its proper divisors (382298299).

2630022661 is an equidigital number, since it uses as much as digits as its factorization.

2630022661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822603.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 2630022661 is about 51283.7465577545. The cubic root of 2630022661 is about 1380.3413461071.

The spelling of 2630022661 in words is "two billion, six hundred thirty million, twenty-two thousand, six hundred sixty-one".