73126570379 has 2 divisors, whose sum is σ = 73126570380. Its totient is φ = 73126570378.

The previous prime is 73126570357. The next prime is 73126570427. The reversal of 73126570379 is 97307562137.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73126570379 - 2²⁰ = 73125521803 is a prime.

It is not a weakly prime, because it can be changed into another prime (73126570339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36563285189 + 36563285190.

It is an arithmetic number, because the mean of its divisors is an integer number (36563285190).

Almost surely, 2^73126570379 is an apocalyptic number.

73126570379 is a deficient number, since it is larger than the sum of its proper divisors (1).

73126570379 is an equidigital number, since it uses as much as digits as its factorization.

73126570379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1666980, while the sum is 50.

The spelling of 73126570379 in words is "seventy-three billion, one hundred twenty-six million, five hundred seventy thousand, three hundred seventy-nine".