8316381610 has 32 divisors (see below), whose sum is σ = 15225466320. Its totient is φ = 3270102528.

The previous prime is 8316381571. The next prime is 8316381613. The reversal of 8316381610 is 161836138.

It can be written as a sum of positive squares in 8 ways, for example, as 2239087761 + 6077293849 = 47319^2 + 77957^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8316381610.

It is not an unprimeable number, because it can be changed into a prime (8316381613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126964 + ... + 180976.

Almost surely, 2^8316381610 is an apocalyptic number.

8316381610 is a deficient number, since it is larger than the sum of its proper divisors (6909084710).

8316381610 is a wasteful number, since it uses less digits than its factorization.

8316381610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54282.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 8316381610 is about 91194.1972386401. The cubic root of 8316381610 is about 2026.0250145766.

The spelling of 8316381610 in words is "eight billion, three hundred sixteen million, three hundred eighty-one thousand, six hundred ten".