86850947428 has 12 divisors (see below), whose sum is σ = 173701894912. Its totient is φ = 37221834600.

The previous prime is 86850947419. The next prime is 86850947441. The reversal of 86850947428 is 82474905868.

86850947428 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1550909748 + ... + 1550909803.

Almost surely, 2^86850947428 is an apocalyptic number.

It is an amenable number.

86850947428 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

86850947428 is a wasteful number, since it uses less digits than its factorization.

86850947428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3101819562 (or 3101819560 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 61.

The spelling of 86850947428 in words is "eighty-six billion, eight hundred fifty million, nine hundred forty-seven thousand, four hundred twenty-eight".