86469831830 has 64 divisors (see below), whose sum is σ = 159268032000. Its totient is φ = 33791056128.

The previous prime is 86469831823. The next prime is 86469831869. The reversal of 86469831830 is 3813896468.

It is a super-2 number, since 2×86469831830² (a number of 23 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 (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103062551 + ... + 103063389.

It is an arithmetic number, because the mean of its divisors is an integer number (2488563000).

Almost surely, 2^86469831830 is an apocalyptic number.

86469831830 is a deficient number, since it is larger than the sum of its proper divisors (72798200170).

86469831830 is a wasteful number, since it uses less digits than its factorization.

86469831830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1781.

The product of its (nonzero) digits is 5971968, while the sum is 56.

The spelling of 86469831830 in words is "eighty-six billion, four hundred sixty-nine million, eight hundred thirty-one thousand, eight hundred thirty".