86228779950 has 36 divisors (see below), whose sum is σ = 231667990008. Its totient is φ = 22994341200.

The previous prime is 86228779943. The next prime is 86228779951. The reversal of 86228779950 is 5997782268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86228779951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 95809306 + ... + 95810205.

Almost surely, 2^86228779950 is an apocalyptic number.

86228779950 is an abundant number, since it is smaller than the sum of its proper divisors (145439210058).

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

86228779950 is a wasteful number, since it uses less digits than its factorization.

86228779950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191619529 (or 191619521 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 63.

The spelling of 86228779950 in words is "eighty-six billion, two hundred twenty-eight million, seven hundred seventy-nine thousand, nine hundred fifty".