86274455810 has 16 divisors (see below), whose sum is σ = 155353408056. Its totient is φ = 34496585088.

The previous prime is 86274455809. The next prime is 86274455819. The reversal of 86274455810 is 1855447268.

It can be written as a sum of positive squares in 4 ways, for example, as 66765908881 + 19508546929 = 258391^2 + 139673^2 .

It is a super-2 number, since 2×86274455810² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86274455819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1622177 + ... + 1674516.

Almost surely, 2^86274455810 is an apocalyptic number.

86274455810 is a deficient number, since it is larger than the sum of its proper divisors (69078952246).

86274455810 is a wasteful number, since it uses less digits than its factorization.

86274455810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3299317.

The product of its (nonzero) digits is 2150400, while the sum is 50.

The spelling of 86274455810 in words is "eighty-six billion, two hundred seventy-four million, four hundred fifty-five thousand, eight hundred ten".