2160662621 has 8 divisors (see below), whose sum is σ = 2349459840. Its totient is φ = 1975092912.

The previous prime is 2160662597. The next prime is 2160662627. The reversal of 2160662621 is 1262660612.

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

It is not a de Polignac number, because 2160662621 - 2³⁰ = 1086920797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2160662627) 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, 805481 + ... + 808158.

It is an arithmetic number, because the mean of its divisors is an integer number (293682480).

Almost surely, 2^2160662621 is an apocalyptic number.

It is an amenable number.

2160662621 is a deficient number, since it is larger than the sum of its proper divisors (188797219).

2160662621 is a wasteful number, since it uses less digits than its factorization.

2160662621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613755.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2160662621 is about 46482.9282747978. The cubic root of 2160662621 is about 1292.7929832520.

The spelling of 2160662621 in words is "two billion, one hundred sixty million, six hundred sixty-two thousand, six hundred twenty-one".