55014501661073 has 2 divisors, whose sum is σ = 55014501661074. Its totient is φ = 55014501661072.

The previous prime is 55014501661069. The next prime is 55014501661079. The reversal of 55014501661073 is 37016610541055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49501806205504 + 5512695455569 = 7035752^2 + 2347913^2 .

It is a cyclic number.

It is not a de Polignac number, because 55014501661073 - 2² = 55014501661069 is a prime.

It is a super-2 number, since 2×55014501661073² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55014501661079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27507250830536 + 27507250830537.

It is an arithmetic number, because the mean of its divisors is an integer number (27507250830537).

Almost surely, 2^{55014501661073} is an apocalyptic number.

It is an amenable number.

55014501661073 is a deficient number, since it is larger than the sum of its proper divisors (1).

55014501661073 is an equidigital number, since it uses as much as digits as its factorization.

55014501661073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 55014501661073 in words is "fifty-five trillion, fourteen billion, five hundred one million, six hundred sixty-one thousand, seventy-three".