7664140474 has 16 divisors (see below), whose sum is σ = 12094207200. Its totient is φ = 3637217584.

The previous prime is 7664140441. The next prime is 7664140483. The reversal of 7664140474 is 4740414667.

It is a zygodrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 7664140474.

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, 1116412 + ... + 1123255.

It is an arithmetic number, because the mean of its divisors is an integer number (755887950).

Almost surely, 2^7664140474 is an apocalyptic number.

7664140474 is a deficient number, since it is larger than the sum of its proper divisors (4430066726).

7664140474 is a wasteful number, since it uses less digits than its factorization.

7664140474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239757.

The product of its (nonzero) digits is 451584, while the sum is 43.

The square root of 7664140474 is about 87545.0768118916. The cubic root of 7664140474 is about 1971.6106348551.

The spelling of 7664140474 in words is "seven billion, six hundred sixty-four million, one hundred forty thousand, four hundred seventy-four".