55569882257 has 8 divisors (see below), whose sum is σ = 57418674432. Its totient is φ = 53724603600.

The previous prime is 55569882223. The next prime is 55569882259. The reversal of 55569882257 is 75228896555.

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

It is a cyclic number.

It is not a de Polignac number, because 55569882257 - 2¹⁶ = 55569816721 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55569882257.

It is not an unprimeable number, because it can be changed into a prime (55569882259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 846203 + ... + 909504.

It is an arithmetic number, because the mean of its divisors is an integer number (7177334304).

Almost surely, 2^55569882257 is an apocalyptic number.

It is an amenable number.

55569882257 is a deficient number, since it is larger than the sum of its proper divisors (1848792175).

55569882257 is a wasteful number, since it uses less digits than its factorization.

55569882257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756759.

The product of its digits is 60480000, while the sum is 62.

The spelling of 55569882257 in words is "fifty-five billion, five hundred sixty-nine million, eight hundred eighty-two thousand, two hundred fifty-seven".