6690583572 has 12 divisors (see below), whose sum is σ = 15611361696. Its totient is φ = 2230194520.

The previous prime is 6690583511. The next prime is 6690583589. The reversal of 6690583572 is 2753850966.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278774304 + ... + 278774327.

It is an arithmetic number, because the mean of its divisors is an integer number (1300946808).

Almost surely, 2^6690583572 is an apocalyptic number.

It is an amenable number.

6690583572 is an abundant number, since it is smaller than the sum of its proper divisors (8920778124).

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

6690583572 is a wasteful number, since it uses less digits than its factorization.

6690583572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557548638 (or 557548636 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 51.

The square root of 6690583572 is about 81795.9875055005. The cubic root of 6690583572 is about 1884.3200386259.

The spelling of 6690583572 in words is "six billion, six hundred ninety million, five hundred eighty-three thousand, five hundred seventy-two".