7264274661 has 24 divisors (see below), whose sum is σ = 11994053760. Its totient is φ = 4150240416.

The previous prime is 7264274659. The next prime is 7264274683. The reversal of 7264274661 is 1664724627.

It is not a de Polignac number, because 7264274661 - 2¹ = 7264274659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7264274461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 645400 + ... + 656558.

It is an arithmetic number, because the mean of its divisors is an integer number (499752240).

Almost surely, 2^7264274661 is an apocalyptic number.

It is an amenable number.

7264274661 is a deficient number, since it is larger than the sum of its proper divisors (4729779099).

7264274661 is a wasteful number, since it uses less digits than its factorization.

7264274661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21505 (or 21502 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 7264274661 is about 85230.7143053489. The cubic root of 7264274661 is about 1936.7077278296.

The spelling of 7264274661 in words is "seven billion, two hundred sixty-four million, two hundred seventy-four thousand, six hundred sixty-one".