73242562061 has 2 divisors, whose sum is σ = 73242562062. Its totient is φ = 73242562060.

The previous prime is 73242562039. The next prime is 73242562067. The reversal of 73242562061 is 16026524237.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58307277961 + 14935284100 = 241469^2 + 122210^2 .

It is a cyclic number.

It is not a de Polignac number, because 73242562061 - 2¹⁸ = 73242299917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73242562067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36621281030 + 36621281031.

It is an arithmetic number, because the mean of its divisors is an integer number (36621281031).

Almost surely, 2^73242562061 is an apocalyptic number.

It is an amenable number.

73242562061 is a deficient number, since it is larger than the sum of its proper divisors (1).

73242562061 is an equidigital number, since it uses as much as digits as its factorization.

73242562061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 73242562061 in words is "seventy-three billion, two hundred forty-two million, five hundred sixty-two thousand, sixty-one".