86544674264742 has 32 divisors (see below), whose sum is σ = 184457844145152. Its totient is φ = 27006848704704.

The previous prime is 86544674264701. The next prime is 86544674264749. The reversal of 86544674264742 is 24746247644568.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86544674264749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6671645863 + ... + 6671658834.

It is an arithmetic number, because the mean of its divisors is an integer number (5764307629536).

Almost surely, 2^{86544674264742} is an apocalyptic number.

86544674264742 is an abundant number, since it is smaller than the sum of its proper divisors (97913169880410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86544674264742 is a wasteful number, since it uses less digits than its factorization.

86544674264742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13343304772.

The product of its digits is 1734082560, while the sum is 69.

The spelling of 86544674264742 in words is "eighty-six trillion, five hundred forty-four billion, six hundred seventy-four million, two hundred sixty-four thousand, seven hundred forty-two".