55825265422559 has 2 divisors, whose sum is σ = 55825265422560. Its totient is φ = 55825265422558.

The previous prime is 55825265422501. The next prime is 55825265422603. The reversal of 55825265422559 is 95522456252855.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55825265422559 is a prime.

It is a super-2 number, since 2×55825265422559² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55825265422495 and 55825265422504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55825265422259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27912632711279 + 27912632711280.

It is an arithmetic number, because the mean of its divisors is an integer number (27912632711280).

Almost surely, 2^{55825265422559} is an apocalyptic number.

55825265422559 is a deficient number, since it is larger than the sum of its proper divisors (1).

55825265422559 is an equidigital number, since it uses as much as digits as its factorization.

55825265422559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432000000, while the sum is 65.

The spelling of 55825265422559 in words is "fifty-five trillion, eight hundred twenty-five billion, two hundred sixty-five million, four hundred twenty-two thousand, five hundred fifty-nine".