5715959661 has 12 divisors (see below), whose sum is σ = 8432054592. Its totient is φ = 3729562056.

The previous prime is 5715959659. The next prime is 5715959687. The reversal of 5715959661 is 1669595175.

5715959661 is a `hidden beast` number, since 571 + 5 + 9 + 5 + 9 + 6 + 61 = 666.

5715959661 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5715959661 - 2¹ = 5715959659 is a prime.

It is a super-3 number, since 3×5715959661³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5715959598 and 5715959607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5715952661) 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 11 ways as a sum of consecutive naturals, for example, 6756031 + ... + 6756876.

It is an arithmetic number, because the mean of its divisors is an integer number (702671216).

Almost surely, 2^5715959661 is an apocalyptic number.

It is an amenable number.

5715959661 is a deficient number, since it is larger than the sum of its proper divisors (2716094931).

5715959661 is a wasteful number, since it uses less digits than its factorization.

5715959661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13512960 (or 13512957 counting only the distinct ones).

The product of its digits is 2551500, while the sum is 54.

The square root of 5715959661 is about 75603.9659078808. The cubic root of 5715959661 is about 1787.9816269526.

The spelling of 5715959661 in words is "five billion, seven hundred fifteen million, nine hundred fifty-nine thousand, six hundred sixty-one".