8137862805 has 16 divisors (see below), whose sum is σ = 13135809600. Its totient is φ = 4301783808.

The previous prime is 8137862729. The next prime is 8137862897. The reversal of 8137862805 is 5082687318.

It is not a de Polignac number, because 8137862805 - 2¹² = 8137858709 is a prime.

It is a super-2 number, since 2×8137862805² (a number of 21 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 2398855 + ... + 2402244.

It is an arithmetic number, because the mean of its divisors is an integer number (820988100).

Almost surely, 2^8137862805 is an apocalyptic number.

It is an amenable number.

8137862805 is a deficient number, since it is larger than the sum of its proper divisors (4997946795).

8137862805 is a wasteful number, since it uses less digits than its factorization.

8137862805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801220.

The product of its (nonzero) digits is 645120, while the sum is 48.

The square root of 8137862805 is about 90210.1036746993. The cubic root of 8137862805 is about 2011.4231981382.

The spelling of 8137862805 in words is "eight billion, one hundred thirty-seven million, eight hundred sixty-two thousand, eight hundred five".