55797759 has 6 divisors (see below), whose sum is σ = 80596776. Its totient is φ = 37198500.

The previous prime is 55797751. The next prime is 55797787. The reversal of 55797759 is 95779755.

It is not a de Polignac number, because 55797759 - 2³ = 55797751 is a prime.

It is a super-2 number, since 2×55797759² = 6226779818844162, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55797751) 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 5 ways as a sum of consecutive naturals, for example, 3099867 + ... + 3099884.

It is an arithmetic number, because the mean of its divisors is an integer number (13432796).

Almost surely, 2^55797759 is an apocalyptic number.

55797759 is a deficient number, since it is larger than the sum of its proper divisors (24799017).

55797759 is a wasteful number, since it uses less digits than its factorization.

55797759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6199757 (or 6199754 counting only the distinct ones).

The product of its digits is 3472875, while the sum is 54.

The square root of 55797759 is about 7469.7897560775. The cubic root of 55797759 is about 382.1251177737.

The spelling of 55797759 in words is "fifty-five million, seven hundred ninety-seven thousand, seven hundred fifty-nine".