73214340144529 has 2 divisors, whose sum is σ = 73214340144530. Its totient is φ = 73214340144528.

The previous prime is 73214340144469. The next prime is 73214340144571. The reversal of 73214340144529 is 92544104341237.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71549267342400 + 1665072802129 = 8458680^2 + 1290377^2 .

It is a cyclic number.

It is not a de Polignac number, because 73214340144529 - 2¹¹ = 73214340142481 is a prime.

It is a super-3 number, since 3×73214340144529³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (73214340144599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36607170072264 + 36607170072265.

It is an arithmetic number, because the mean of its divisors is an integer number (36607170072265).

Almost surely, 2^{73214340144529} is an apocalyptic number.

It is an amenable number.

73214340144529 is a deficient number, since it is larger than the sum of its proper divisors (1).

73214340144529 is an equidigital number, since it uses as much as digits as its factorization.

73214340144529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2903040, while the sum is 49.

The spelling of 73214340144529 in words is "seventy-three trillion, two hundred fourteen billion, three hundred forty million, one hundred forty-four thousand, five hundred twenty-nine".