73125756607 has 2 divisors, whose sum is σ = 73125756608. Its totient is φ = 73125756606.

The previous prime is 73125756533. The next prime is 73125756647. The reversal of 73125756607 is 70665752137.

It is a strong prime.

It is an emirp because it is prime and its reverse (70665752137) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73125756607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73125756647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36562878303 + 36562878304.

It is an arithmetic number, because the mean of its divisors is an integer number (36562878304).

Almost surely, 2^73125756607 is an apocalyptic number.

73125756607 is a deficient number, since it is larger than the sum of its proper divisors (1).

73125756607 is an equidigital number, since it uses as much as digits as its factorization.

73125756607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1852200, while the sum is 49.

The spelling of 73125756607 in words is "seventy-three billion, one hundred twenty-five million, seven hundred fifty-six thousand, six hundred seven".