73055502253 has 2 divisors, whose sum is σ = 73055502254. Its totient is φ = 73055502252.

The previous prime is 73055502173. The next prime is 73055502257. The reversal of 73055502253 is 35220555037.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73036684009 + 18818244 = 270253^2 + 4338^2 .

It is a cyclic number.

It is not a de Polignac number, because 73055502253 - 2²⁵ = 73021947821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73055502257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36527751126 + 36527751127.

It is an arithmetic number, because the mean of its divisors is an integer number (36527751127).

Almost surely, 2^73055502253 is an apocalyptic number.

It is an amenable number.

73055502253 is a deficient number, since it is larger than the sum of its proper divisors (1).

73055502253 is an equidigital number, since it uses as much as digits as its factorization.

73055502253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157500, while the sum is 37.

The spelling of 73055502253 in words is "seventy-three billion, fifty-five million, five hundred two thousand, two hundred fifty-three".