55205333503056 has 120 divisors (see below), whose sum is σ = 173980445134080. Its totient is φ = 16189247347200.

The previous prime is 55205333503013. The next prime is 55205333503057. The reversal of 55205333503056 is 65030533350255.

55205333503056 is a `hidden beast` number, since 5 + 5 + 2 + 0 + 5 + 3 + 335 + 0 + 305 + 6 = 666.

It is a super-2 number, since 2×55205333503056² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55205333503057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 562077541 + ... + 562175748.

It is an arithmetic number, because the mean of its divisors is an integer number (1449837042784).

Almost surely, 2^{55205333503056} is an apocalyptic number.

It is an amenable number.

55205333503056 is an abundant number, since it is smaller than the sum of its proper divisors (118775111631024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55205333503056 is a wasteful number, since it uses less digits than its factorization.

55205333503056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124253345 (or 1124253336 counting only the distinct ones).

The product of its (nonzero) digits is 3037500, while the sum is 45.

The spelling of 55205333503056 in words is "fifty-five trillion, two hundred five billion, three hundred thirty-three million, five hundred three thousand, fifty-six".