669462604992 has 154 divisors (see below), whose sum is σ = 1992697285108. Its totient is φ = 223154201664.

The previous prime is 669462604969. The next prime is 669462604997. The reversal of 669462604992 is 299406264966.

The cubic root of 669462604992 is 8748.

It is a perfect power (a cube), and thus also a powerful number.

669462604992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (669462604997) by changing a digit.

It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 223154201663 + 223154201664 + 223154201665.

Almost surely, 2^669462604992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 669462604992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (996348642554).

669462604992 is an abundant number, since it is smaller than the sum of its proper divisors (1323234680116).

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

669462604992 is an frugal number, since it uses more digits than its factorization.

669462604992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75 (or 5 counting only the distinct ones).

The product of its (nonzero) digits is 60466176, while the sum is 63.

The spelling of 669462604992 in words is "six hundred sixty-nine billion, four hundred sixty-two million, six hundred four thousand, nine hundred ninety-two".