5655997959 has 8 divisors (see below), whose sum is σ = 7600711680. Its totient is φ = 3740974776.

The previous prime is 5655997951. The next prime is 5655997981. The reversal of 5655997959 is 9597995565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5655997959 - 2³ = 5655997951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5655997893 and 5655997902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5655997951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7422189 + ... + 7422950.

It is an arithmetic number, because the mean of its divisors is an integer number (950088960).

Almost surely, 2^5655997959 is an apocalyptic number.

5655997959 is a deficient number, since it is larger than the sum of its proper divisors (1944713721).

5655997959 is a wasteful number, since it uses less digits than its factorization.

5655997959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14845269.

The product of its digits is 172226250, while the sum is 69.

The square root of 5655997959 is about 75206.3691385244. The cubic root of 5655997959 is about 1781.7075268759.

The spelling of 5655997959 in words is "five billion, six hundred fifty-five million, nine hundred ninety-seven thousand, nine hundred fifty-nine".