84916091594 has 4 divisors (see below), whose sum is σ = 127374137394. Its totient is φ = 42458045796.

The previous prime is 84916091573. The next prime is 84916091633. The reversal of 84916091594 is 49519061948.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 59924592025 + 24991499569 = 244795^2 + 158087^2 .

It is a super-2 number, since 2×84916091594² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21229022897 + ... + 21229022900.

Almost surely, 2^84916091594 is an apocalyptic number.

84916091594 is a deficient number, since it is larger than the sum of its proper divisors (42458045800).

84916091594 is a wasteful number, since it uses less digits than its factorization.

84916091594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42458045799.

The product of its (nonzero) digits is 2799360, while the sum is 56.

The spelling of 84916091594 in words is "eighty-four billion, nine hundred sixteen million, ninety-one thousand, five hundred ninety-four".