84055617790 has 8 divisors (see below), whose sum is σ = 151300112040. Its totient is φ = 33622247112.

The previous prime is 84055617781. The next prime is 84055617829. The reversal of 84055617790 is 9771655048.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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, 4202780880 + ... + 4202780899.

It is an arithmetic number, because the mean of its divisors is an integer number (18912514005).

Almost surely, 2^84055617790 is an apocalyptic number.

84055617790 is a deficient number, since it is larger than the sum of its proper divisors (67244494250).

84055617790 is a wasteful number, since it uses less digits than its factorization.

84055617790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8405561786.

The product of its (nonzero) digits is 2116800, while the sum is 52.

The spelling of 84055617790 in words is "eighty-four billion, fifty-five million, six hundred seventeen thousand, seven hundred ninety".