73665647142707 has 2 divisors, whose sum is σ = 73665647142708. Its totient is φ = 73665647142706.

The previous prime is 73665647142667. The next prime is 73665647142713. The reversal of 73665647142707 is 70724174656637.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73665647142707 is a prime.

It is not a weakly prime, because it can be changed into another prime (73665647142007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36832823571353 + 36832823571354.

It is an arithmetic number, because the mean of its divisors is an integer number (36832823571354).

Almost surely, 2^{73665647142707} is an apocalyptic number.

73665647142707 is a deficient number, since it is larger than the sum of its proper divisors (1).

73665647142707 is an equidigital number, since it uses as much as digits as its factorization.

73665647142707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248935680, while the sum is 65.

The spelling of 73665647142707 in words is "seventy-three trillion, six hundred sixty-five billion, six hundred forty-seven million, one hundred forty-two thousand, seven hundred seven".