8041688372 has 12 divisors (see below), whose sum is σ = 14133355236. Its totient is φ = 4003586880.

The previous prime is 8041688359. The next prime is 8041688401. The reversal of 8041688372 is 2738861408.

It can be written as a sum of positive squares in 2 ways, for example, as 2301504676 + 5740183696 = 47974^2 + 75764^2 .

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, 4313279 + ... + 4315142.

It is an arithmetic number, because the mean of its divisors is an integer number (1177779603).

Almost surely, 2^8041688372 is an apocalyptic number.

It is an amenable number.

8041688372 is a deficient number, since it is larger than the sum of its proper divisors (6091666864).

8041688372 is a wasteful number, since it uses less digits than its factorization.

8041688372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8628658 (or 8628656 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 47.

The square root of 8041688372 is about 89675.4613704329. The cubic root of 8041688372 is about 2003.4680139637.

The spelling of 8041688372 in words is "eight billion, forty-one million, six hundred eighty-eight thousand, three hundred seventy-two".