6620334364 has 24 divisors (see below), whose sum is σ = 13282988768. Its totient is φ = 2828217600.

The previous prime is 6620334341. The next prime is 6620334367. The reversal of 6620334364 is 4634330266.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6620334367) 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, 368937 + ... + 386464.

Almost surely, 2^6620334364 is an apocalyptic number.

It is an amenable number.

6620334364 is an abundant number, since it is smaller than the sum of its proper divisors (6662654404).

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

6620334364 is a wasteful number, since it uses less digits than its factorization.

6620334364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755725 (or 755723 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 37.

The square root of 6620334364 is about 81365.4371585380. The cubic root of 6620334364 is about 1877.7018814442.

The spelling of 6620334364 in words is "six billion, six hundred twenty million, three hundred thirty-four thousand, three hundred sixty-four".