7845158473 has 2 divisors, whose sum is σ = 7845158474. Its totient is φ = 7845158472.

The previous prime is 7845158467. The next prime is 7845158483. The reversal of 7845158473 is 3748515487.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7799892489 + 45265984 = 88317^2 + 6728^2 .

It is a cyclic number.

It is not a de Polignac number, because 7845158473 - 2²⁵ = 7811604041 is a prime.

It is a super-2 number, since 2×7845158473² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7845158473.

It is not a weakly prime, because it can be changed into another prime (7845158413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3922579236 + 3922579237.

It is an arithmetic number, because the mean of its divisors is an integer number (3922579237).

Almost surely, 2^7845158473 is an apocalyptic number.

It is an amenable number.

7845158473 is a deficient number, since it is larger than the sum of its proper divisors (1).

7845158473 is an equidigital number, since it uses as much as digits as its factorization.

7845158473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3763200, while the sum is 52.

The square root of 7845158473 is about 88572.8992017310. The cubic root of 7845158473 is about 1987.0123828781.

The spelling of 7845158473 in words is "seven billion, eight hundred forty-five million, one hundred fifty-eight thousand, four hundred seventy-three".