84050935221 has 32 divisors (see below), whose sum is σ = 126235754496. Its totient is φ = 49282632000.

The previous prime is 84050935217. The next prime is 84050935223. The reversal of 84050935221 is 12253905048.

It is not a de Polignac number, because 84050935221 - 2² = 84050935217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84050935221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84050935223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4359615 + ... + 4378851.

It is an arithmetic number, because the mean of its divisors is an integer number (3944867328).

Almost surely, 2^84050935221 is an apocalyptic number.

It is an amenable number.

84050935221 is a deficient number, since it is larger than the sum of its proper divisors (42184819275).

84050935221 is a wasteful number, since it uses less digits than its factorization.

84050935221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23553.

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 84050935221 in words is "eighty-four billion, fifty million, nine hundred thirty-five thousand, two hundred twenty-one".