86447267542 has 16 divisors (see below), whose sum is σ = 130708131840. Its totient is φ = 42877974888.

The previous prime is 86447267539. The next prime is 86447267551. The reversal of 86447267542 is 24576274468.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2744559 + ... + 2775877.

It is an arithmetic number, because the mean of its divisors is an integer number (8169258240).

Almost surely, 2^86447267542 is an apocalyptic number.

86447267542 is a deficient number, since it is larger than the sum of its proper divisors (44260864298).

86447267542 is a wasteful number, since it uses less digits than its factorization.

86447267542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42315.

The product of its digits is 18063360, while the sum is 55.

The spelling of 86447267542 in words is "eighty-six billion, four hundred forty-seven million, two hundred sixty-seven thousand, five hundred forty-two".