73651272707 has 2 divisors, whose sum is σ = 73651272708. Its totient is φ = 73651272706.

The previous prime is 73651272703. The next prime is 73651272713. The reversal of 73651272707 is 70727215637.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73651272707 - 2² = 73651272703 is a prime.

It is not a weakly prime, because it can be changed into another prime (73651272703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36825636353 + 36825636354.

It is an arithmetic number, because the mean of its divisors is an integer number (36825636354).

Almost surely, 2^73651272707 is an apocalyptic number.

73651272707 is a deficient number, since it is larger than the sum of its proper divisors (1).

73651272707 is an equidigital number, since it uses as much as digits as its factorization.

73651272707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864360, while the sum is 47.

The spelling of 73651272707 in words is "seventy-three billion, six hundred fifty-one million, two hundred seventy-two thousand, seven hundred seven".