5193530661 has 48 divisors (see below), whose sum is σ = 8132364800. Its totient is φ = 2937163680.

The previous prime is 5193530659. The next prime is 5193530677. The reversal of 5193530661 is 1660353915.

It is not a de Polignac number, because 5193530661 - 2¹ = 5193530659 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5193530681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 456480 + ... + 467718.

Almost surely, 2^5193530661 is an apocalyptic number.

It is an amenable number.

5193530661 is a deficient number, since it is larger than the sum of its proper divisors (2938834139).

5193530661 is a wasteful number, since it uses less digits than its factorization.

5193530661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11350 (or 11339 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 39.

The square root of 5193530661 is about 72066.1547538094. The cubic root of 5193530661 is about 1731.7594517051.

The spelling of 5193530661 in words is "five billion, one hundred ninety-three million, five hundred thirty thousand, six hundred sixty-one".