86751858436 has 12 divisors (see below), whose sum is σ = 158416437312. Its totient is φ = 41490019208.

The previous prime is 86751858433. The next prime is 86751858443. The reversal of 86751858436 is 63485815768.

It is not an unprimeable number, because it can be changed into a prime (86751858433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471477400 + ... + 471477583.

It is an arithmetic number, because the mean of its divisors is an integer number (13201369776).

Almost surely, 2^86751858436 is an apocalyptic number.

It is an amenable number.

86751858436 is a deficient number, since it is larger than the sum of its proper divisors (71664578876).

86751858436 is a wasteful number, since it uses less digits than its factorization.

86751858436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942955010 (or 942955008 counting only the distinct ones).

The product of its digits is 38707200, while the sum is 61.

The spelling of 86751858436 in words is "eighty-six billion, seven hundred fifty-one million, eight hundred fifty-eight thousand, four hundred thirty-six".