5207464661 has 24 divisors (see below), whose sum is σ = 6524987904. Its totient is φ = 4131721440.

The previous prime is 5207464657. The next prime is 5207464673. The reversal of 5207464661 is 1664647025.

It is a happy number.

It is not a de Polignac number, because 5207464661 - 2² = 5207464657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5207464861) 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, 39590 + ... + 109463.

It is an arithmetic number, because the mean of its divisors is an integer number (271874496).

Almost surely, 2^5207464661 is an apocalyptic number.

It is an amenable number.

5207464661 is a deficient number, since it is larger than the sum of its proper divisors (1317523243).

5207464661 is a wasteful number, since it uses less digits than its factorization.

5207464661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149121 (or 149114 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 5207464661 is about 72162.7650592742. The cubic root of 5207464661 is about 1733.3068119175.

The spelling of 5207464661 in words is "five billion, two hundred seven million, four hundred sixty-four thousand, six hundred sixty-one".