5597986651 has 2 divisors, whose sum is σ = 5597986652. Its totient is φ = 5597986650.

The previous prime is 5597986649. The next prime is 5597986679. The reversal of 5597986651 is 1566897955.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5597986651 - 2¹ = 5597986649 is a prime.

Together with 5597986649, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5597986651.

It is not a weakly prime, because it can be changed into another prime (5597986621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2798993325 + 2798993326.

It is an arithmetic number, because the mean of its divisors is an integer number (2798993326).

Almost surely, 2^5597986651 is an apocalyptic number.

5597986651 is a deficient number, since it is larger than the sum of its proper divisors (1).

5597986651 is an equidigital number, since it uses as much as digits as its factorization.

5597986651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412000, while the sum is 61.

The square root of 5597986651 is about 74819.6942722971. The cubic root of 5597986651 is about 1775.5951612335.

The spelling of 5597986651 in words is "five billion, five hundred ninety-seven million, nine hundred eighty-six thousand, six hundred fifty-one".