86742135534 has 16 divisors (see below), whose sum is σ = 175019531472. Its totient is φ = 28658168448.

The previous prime is 86742135527. The next prime is 86742135541. The reversal of 86742135534 is 43553124768.

It is an interprime number because it is at equal distance from previous prime (86742135527) and next prime (86742135541).

It is a Curzon number.

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, 63968449 + ... + 63969804.

It is an arithmetic number, because the mean of its divisors is an integer number (10938720717).

Almost surely, 2^86742135534 is an apocalyptic number.

86742135534 is an abundant number, since it is smaller than the sum of its proper divisors (88277395938).

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

86742135534 is a wasteful number, since it uses less digits than its factorization.

86742135534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127938371.

The product of its digits is 2419200, while the sum is 48.

The spelling of 86742135534 in words is "eighty-six billion, seven hundred forty-two million, one hundred thirty-five thousand, five hundred thirty-four".