8127901316 has 12 divisors (see below), whose sum is σ = 14236433820. Its totient is φ = 4060348800.

The previous prime is 8127901303. The next prime is 8127901319. The reversal of 8127901316 is 6131097218.

It can be written as a sum of positive squares in 2 ways, for example, as 2091232900 + 6036668416 = 45730^2 + 77696^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8127901316.

It is not an unprimeable number, because it can be changed into a prime (8127901319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 895385 + ... + 904416.

It is an arithmetic number, because the mean of its divisors is an integer number (1186369485).

Almost surely, 2^8127901316 is an apocalyptic number.

It is an amenable number.

8127901316 is a deficient number, since it is larger than the sum of its proper divisors (6108532504).

8127901316 is a wasteful number, since it uses less digits than its factorization.

8127901316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800934 (or 1800932 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 8127901316 is about 90154.8740557048. The cubic root of 8127901316 is about 2010.6021409917.

The spelling of 8127901316 in words is "eight billion, one hundred twenty-seven million, nine hundred one thousand, three hundred sixteen".