73651272703 has 2 divisors, whose sum is σ = 73651272704. Its totient is φ = 73651272702.

The previous prime is 73651272691. The next prime is 73651272707. The reversal of 73651272703 is 30727215637.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73651272703 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73651272703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73651272707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36825636351 + 36825636352.

It is an arithmetic number, because the mean of its divisors is an integer number (36825636352).

Almost surely, 2^73651272703 is an apocalyptic number.

73651272703 is a deficient number, since it is larger than the sum of its proper divisors (1).

73651272703 is an equidigital number, since it uses as much as digits as its factorization.

73651272703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 370440, while the sum is 43.

The spelling of 73651272703 in words is "seventy-three billion, six hundred fifty-one million, two hundred seventy-two thousand, seven hundred three".