73606366019 has 2 divisors, whose sum is σ = 73606366020. Its totient is φ = 73606366018.

The previous prime is 73606366007. The next prime is 73606366033. The reversal of 73606366019 is 91066360637.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73606366019 - 2¹⁶ = 73606300483 is a prime.

It is a super-2 number, since 2×73606366019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73606336019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36803183009 + 36803183010.

It is an arithmetic number, because the mean of its divisors is an integer number (36803183010).

Almost surely, 2^73606366019 is an apocalyptic number.

73606366019 is a deficient number, since it is larger than the sum of its proper divisors (1).

73606366019 is an equidigital number, since it uses as much as digits as its factorization.

73606366019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 47.

The spelling of 73606366019 in words is "seventy-three billion, six hundred six million, three hundred sixty-six thousand, nineteen".