86946372142 has 24 divisors (see below), whose sum is σ = 156606505920. Its totient is φ = 36060706080.

The previous prime is 86946372137. The next prime is 86946372167. The reversal of 86946372142 is 24127364968.

It is a self number, because there is not a number n which added to its sum of digits gives 86946372142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14306767 + ... + 14312842.

It is an arithmetic number, because the mean of its divisors is an integer number (6525271080).

Almost surely, 2^86946372142 is an apocalyptic number.

86946372142 is a deficient number, since it is larger than the sum of its proper divisors (69660133778).

86946372142 is a wasteful number, since it uses less digits than its factorization.

86946372142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28619656 (or 28619649 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 52.

It can be divided in two parts, 8694 and 6372142, that added together give a palindrome (6380836).

The spelling of 86946372142 in words is "eighty-six billion, nine hundred forty-six million, three hundred seventy-two thousand, one hundred forty-two".