6606426464 has 48 divisors (see below), whose sum is σ = 14935596480. Its totient is φ = 2844869760.

The previous prime is 6606426451. The next prime is 6606426493. The reversal of 6606426464 is 4646246066.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487214 + ... + 500589.

It is an arithmetic number, because the mean of its divisors is an integer number (311158260).

Almost surely, 2^6606426464 is an apocalyptic number.

It is an amenable number.

6606426464 is an abundant number, since it is smaller than the sum of its proper divisors (8329170016).

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

6606426464 is a wasteful number, since it uses less digits than its factorization.

6606426464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987843 (or 987835 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 44.

The square root of 6606426464 is about 81279.9265747700. The cubic root of 6606426464 is about 1876.3860768745.

The spelling of 6606426464 in words is "six billion, six hundred six million, four hundred twenty-six thousand, four hundred sixty-four".