7670403664 has 160 divisors (see below), whose sum is σ = 19608744960. Its totient is φ = 2815948800.

The previous prime is 7670403647. The next prime is 7670403709. The reversal of 7670403664 is 4663040767.

It is a self number, because there is not a number n which added to its sum of digits gives 7670403664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4938312 + ... + 4939864.

It is an arithmetic number, because the mean of its divisors is an integer number (122554656).

Almost surely, 2^7670403664 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 7670403664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9804372480).

7670403664 is an abundant number, since it is smaller than the sum of its proper divisors (11938341296).

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

7670403664 is a wasteful number, since it uses less digits than its factorization.

7670403664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809 (or 1803 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 43.

The square root of 7670403664 is about 87580.8407358596. The cubic root of 7670403664 is about 1972.1475600241.

The spelling of 7670403664 in words is "seven billion, six hundred seventy million, four hundred three thousand, six hundred sixty-four".