2445329993 has 2 divisors, whose sum is σ = 2445329994. Its totient is φ = 2445329992.

The previous prime is 2445329933. The next prime is 2445330007. The reversal of 2445329993 is 3999235442.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2330668729 + 114661264 = 48277^2 + 10708^2 .

It is a cyclic number.

It is not a de Polignac number, because 2445329993 - 2²⁶ = 2378221129 is a prime.

It is not a weakly prime, because it can be changed into another prime (2445329923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222664996 + 1222664997.

It is an arithmetic number, because the mean of its divisors is an integer number (1222664997).

Almost surely, 2^2445329993 is an apocalyptic number.

It is an amenable number.

2445329993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2445329993 is an equidigital number, since it uses as much as digits as its factorization.

2445329993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2099520, while the sum is 50.

The square root of 2445329993 is about 49450.2779870852. The cubic root of 2445329993 is about 1347.2426560648.

The spelling of 2445329993 in words is "two billion, four hundred forty-five million, three hundred twenty-nine thousand, nine hundred ninety-three".