55072481063 has 2 divisors, whose sum is σ = 55072481064. Its totient is φ = 55072481062.

The previous prime is 55072481047. The next prime is 55072481129. The reversal of 55072481063 is 36018427055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55072481063 - 2⁴ = 55072481047 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55072481063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55072481363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27536240531 + 27536240532.

It is an arithmetic number, because the mean of its divisors is an integer number (27536240532).

Almost surely, 2^55072481063 is an apocalyptic number.

55072481063 is a deficient number, since it is larger than the sum of its proper divisors (1).

55072481063 is an equidigital number, since it uses as much as digits as its factorization.

55072481063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 55072481063 in words is "fifty-five billion, seventy-two million, four hundred eighty-one thousand, sixty-three".