84194811950 has 24 divisors (see below), whose sum is σ = 156929330880. Its totient is φ = 33607606400.

The previous prime is 84194811941. The next prime is 84194811979. The reversal of 84194811950 is 5911849148.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (50).

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 11 ways as a sum of consecutive naturals, for example, 1733771 + ... + 1781670.

It is an arithmetic number, because the mean of its divisors is an integer number (6538722120).

Almost surely, 2^84194811950 is an apocalyptic number.

84194811950 is a deficient number, since it is larger than the sum of its proper divisors (72734518930).

84194811950 is a wasteful number, since it uses less digits than its factorization.

84194811950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3515932 (or 3515927 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 50.

The spelling of 84194811950 in words is "eighty-four billion, one hundred ninety-four million, eight hundred eleven thousand, nine hundred fifty".