8122457832 has 32 divisors (see below), whose sum is σ = 20315594400. Its totient is φ = 2706225984.

The previous prime is 8122457831. The next prime is 8122457851. The reversal of 8122457832 is 2387542218.

It is not an unprimeable number, because it can be changed into a prime (8122457831) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 25363 + ... + 129954.

It is an arithmetic number, because the mean of its divisors is an integer number (634862325).

Almost surely, 2^8122457832 is an apocalyptic number.

It is an amenable number.

8122457832 is an abundant number, since it is smaller than the sum of its proper divisors (12193136568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8122457832 is a wasteful number, since it uses less digits than its factorization.

8122457832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157505 (or 157501 counting only the distinct ones).

The product of its digits is 215040, while the sum is 42.

The square root of 8122457832 is about 90124.6793725226. The cubic root of 8122457832 is about 2010.1531884930.

The spelling of 8122457832 in words is "eight billion, one hundred twenty-two million, four hundred fifty-seven thousand, eight hundred thirty-two".