4664027691 has 6 divisors (see below), whose sum is σ = 6736928900. Its totient is φ = 3109351788.

The previous prime is 4664027681. The next prime is 4664027713. The reversal of 4664027691 is 1967204664.

It is not a de Polignac number, because 4664027691 - 2⁵ = 4664027659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4664027681) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 259112641 + ... + 259112658.

Almost surely, 2^4664027691 is an apocalyptic number.

4664027691 is a deficient number, since it is larger than the sum of its proper divisors (2072901209).

4664027691 is a wasteful number, since it uses less digits than its factorization.

4664027691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518225305 (or 518225302 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 4664027691 is about 68293.6870508541. The cubic root of 4664027691 is about 1670.7842529437.

The spelling of 4664027691 in words is "four billion, six hundred sixty-four million, twenty-seven thousand, six hundred ninety-one".