86824738708 has 6 divisors (see below), whose sum is σ = 151943292746. Its totient is φ = 43412369352.

The previous prime is 86824738699. The next prime is 86824738711. The reversal of 86824738708 is 80783742868.

It can be written as a sum of positive squares in only one way, i.e., 82192302864 + 4632435844 = 286692^2 + 68062^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10853092335 + ... + 10853092342.

Almost surely, 2^86824738708 is an apocalyptic number.

It is an amenable number.

86824738708 is a deficient number, since it is larger than the sum of its proper divisors (65118554038).

86824738708 is a wasteful number, since it uses less digits than its factorization.

86824738708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21706184681 (or 21706184679 counting only the distinct ones).

The product of its (nonzero) digits is 28901376, while the sum is 61.

The spelling of 86824738708 in words is "eighty-six billion, eight hundred twenty-four million, seven hundred thirty-eight thousand, seven hundred eight".