45720004373 has 2 divisors, whose sum is σ = 45720004374. Its totient is φ = 45720004372.

The previous prime is 45720004321. The next prime is 45720004387. The reversal of 45720004373 is 37340002754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37186494244 + 8533510129 = 192838^2 + 92377^2 .

It is a cyclic number.

It is not a de Polignac number, because 45720004373 - 2³² = 41425037077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45720004273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22860002186 + 22860002187.

It is an arithmetic number, because the mean of its divisors is an integer number (22860002187).

Almost surely, 2^45720004373 is an apocalyptic number.

It is an amenable number.

45720004373 is a deficient number, since it is larger than the sum of its proper divisors (1).

45720004373 is an equidigital number, since it uses as much as digits as its factorization.

45720004373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 35.

The spelling of 45720004373 in words is "forty-five billion, seven hundred twenty million, four thousand, three hundred seventy-three".