2378557793 has 2 divisors, whose sum is σ = 2378557794. Its totient is φ = 2378557792.

The previous prime is 2378557747. The next prime is 2378557799. The reversal of 2378557793 is 3977558732.

2378557793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1692746449 + 685811344 = 41143^2 + 26188^2 .

It is a cyclic number.

It is not a de Polignac number, because 2378557793 - 2¹⁰ = 2378556769 is a prime.

It is not a weakly prime, because it can be changed into another prime (2378557799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1189278896 + 1189278897.

It is an arithmetic number, because the mean of its divisors is an integer number (1189278897).

Almost surely, 2^2378557793 is an apocalyptic number.

It is an amenable number.

2378557793 is a deficient number, since it is larger than the sum of its proper divisors (1).

2378557793 is an equidigital number, since it uses as much as digits as its factorization.

2378557793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11113200, while the sum is 56.

The square root of 2378557793 is about 48770.4602500325. The cubic root of 2378557793 is about 1334.8667109652.

The spelling of 2378557793 in words is "two billion, three hundred seventy-eight million, five hundred fifty-seven thousand, seven hundred ninety-three".