8140477172 has 12 divisors (see below), whose sum is σ = 14324542596. Its totient is φ = 4047750720.

The previous prime is 8140477133. The next prime is 8140477181. The reversal of 8140477172 is 2717740418.

It can be written as a sum of positive squares in 2 ways, for example, as 861657316 + 7278819856 = 29354^2 + 85316^2 .

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 5621153 + ... + 5622600.

It is an arithmetic number, because the mean of its divisors is an integer number (1193711883).

Almost surely, 2^8140477172 is an apocalyptic number.

It is an amenable number.

8140477172 is a deficient number, since it is larger than the sum of its proper divisors (6184065424).

8140477172 is a wasteful number, since it uses less digits than its factorization.

8140477172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11243938 (or 11243936 counting only the distinct ones).

The product of its (nonzero) digits is 87808, while the sum is 41.

The square root of 8140477172 is about 90224.5929444960. The cubic root of 8140477172 is about 2011.6385714508.

The spelling of 8140477172 in words is "eight billion, one hundred forty million, four hundred seventy-seven thousand, one hundred seventy-two".