3009655021 has 8 divisors (see below), whose sum is σ = 3050981120. Its totient is φ = 2968409808.

The previous prime is 3009655007. The next prime is 3009655037. The reversal of 3009655021 is 1205569003.

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 3009655021 - 2²¹ = 3007557869 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 (3009655001) 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, 56695 + ... + 96091.

It is an arithmetic number, because the mean of its divisors is an integer number (381372640).

Almost surely, 2^3009655021 is an apocalyptic number.

It is an amenable number.

3009655021 is a deficient number, since it is larger than the sum of its proper divisors (41326099).

3009655021 is an equidigital number, since it uses as much as digits as its factorization.

3009655021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40443.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 3009655021 is about 54860.3228298923. The cubic root of 3009655021 is about 1443.7951300998.

The spelling of 3009655021 in words is "three billion, nine million, six hundred fifty-five thousand, twenty-one".