7112081578 has 48 divisors (see below), whose sum is σ = 12783697344. Its totient is φ = 2957169600.

The previous prime is 7112081527. The next prime is 7112081629. The reversal of 7112081578 is 8751802117.

It is an interprime number because it is at equal distance from previous prime (7112081527) and next prime (7112081629).

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 7112081578.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 630726 + ... + 641902.

It is an arithmetic number, because the mean of its divisors is an integer number (266327028).

Almost surely, 2^7112081578 is an apocalyptic number.

7112081578 is a deficient number, since it is larger than the sum of its proper divisors (5671615766).

7112081578 is a wasteful number, since it uses less digits than its factorization.

7112081578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11387 (or 11380 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 40.

The square root of 7112081578 is about 84333.1582356549. The cubic root of 7112081578 is about 1923.0869015632.

The spelling of 7112081578 in words is "seven billion, one hundred twelve million, eighty-one thousand, five hundred seventy-eight".