6604211742 has 16 divisors (see below), whose sum is σ = 13389361680. Its totient is φ = 2171247552.

The previous prime is 6604211741. The next prime is 6604211749. The reversal of 6604211742 is 2471124066.

It is a super-2 number, since 2×6604211742² = 87231225466341349128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6604211741) 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, 7538617 + ... + 7539492.

It is an arithmetic number, because the mean of its divisors is an integer number (836835105).

Almost surely, 2^6604211742 is an apocalyptic number.

6604211742 is an abundant number, since it is smaller than the sum of its proper divisors (6785149938).

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

6604211742 is a wasteful number, since it uses less digits than its factorization.

6604211742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15078187.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 6604211742 is about 81266.3013923976. The cubic root of 6604211742 is about 1876.1763751034.

The spelling of 6604211742 in words is "six billion, six hundred four million, two hundred eleven thousand, seven hundred forty-two".