5235710661 has 12 divisors (see below), whose sum is σ = 7960729920. Its totient is φ = 3306764520.

The previous prime is 5235710647. The next prime is 5235710707. The reversal of 5235710661 is 1660175325.

5235710661 is a `hidden beast` number, since 5 + 23 + 571 + 0 + 6 + 61 = 666.

It is not a de Polignac number, because 5235710661 - 2¹⁷ = 5235579589 is a prime.

It is a super-2 number, since 2×5235710661² = 54825332251418113842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5235710611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15308925 + ... + 15309266.

It is an arithmetic number, because the mean of its divisors is an integer number (663394160).

Almost surely, 2^5235710661 is an apocalyptic number.

It is an amenable number.

5235710661 is a deficient number, since it is larger than the sum of its proper divisors (2725019259).

5235710661 is a wasteful number, since it uses less digits than its factorization.

5235710661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30618216 (or 30618213 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 5235710661 is about 72358.2107365847. The cubic root of 5235710661 is about 1736.4350603777.

Adding to 5235710661 its reverse (1660175325), we get a palindrome (6895885986).

The spelling of 5235710661 in words is "five billion, two hundred thirty-five million, seven hundred ten thousand, six hundred sixty-one".