7662464661 has 16 divisors (see below), whose sum is σ = 10441670400. Its totient is φ = 4995944448.

The previous prime is 7662464659. The next prime is 7662464671. The reversal of 7662464661 is 1664642667.

It is not a de Polignac number, because 7662464661 - 2¹ = 7662464659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7662464661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7662464671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179385 + ... + 217953.

It is an arithmetic number, because the mean of its divisors is an integer number (652604400).

Almost surely, 2^7662464661 is an apocalyptic number.

It is an amenable number.

7662464661 is a deficient number, since it is larger than the sum of its proper divisors (2779205739).

7662464661 is a wasteful number, since it uses less digits than its factorization.

7662464661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40028.

The product of its digits is 1741824, while the sum is 48.

The square root of 7662464661 is about 87535.5051450553. The cubic root of 7662464661 is about 1971.4669226501.

The spelling of 7662464661 in words is "seven billion, six hundred sixty-two million, four hundred sixty-four thousand, six hundred sixty-one".