7827474812 has 24 divisors (see below), whose sum is σ = 14050260000. Its totient is φ = 3814106816.

The previous prime is 7827474791. The next prime is 7827474827. The reversal of 7827474812 is 2184747287.

It is a super-2 number, since 2×7827474812² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92312 + ... + 155487.

It is an arithmetic number, because the mean of its divisors is an integer number (585427500).

Almost surely, 2^7827474812 is an apocalyptic number.

It is an amenable number.

7827474812 is a deficient number, since it is larger than the sum of its proper divisors (6222785188).

7827474812 is a wasteful number, since it uses less digits than its factorization.

7827474812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248005 (or 248003 counting only the distinct ones).

The product of its digits is 1404928, while the sum is 50.

The square root of 7827474812 is about 88473.0174233930. The cubic root of 7827474812 is about 1985.5182941901.

The spelling of 7827474812 in words is "seven billion, eight hundred twenty-seven million, four hundred seventy-four thousand, eight hundred twelve".