84536433775 has 12 divisors (see below), whose sum is σ = 104842432512. Its totient is φ = 67618015040.

The previous prime is 84536433763. The next prime is 84536433823. The reversal of 84536433775 is 57733463548.

It is not a de Polignac number, because 84536433775 - 2⁵ = 84536433743 is a prime.

It is a Duffinian 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, 121654 + ... + 428803.

It is an arithmetic number, because the mean of its divisors is an integer number (8736869376).

Almost surely, 2^84536433775 is an apocalyptic number.

84536433775 is a deficient number, since it is larger than the sum of its proper divisors (20305998737).

84536433775 is a wasteful number, since it uses less digits than its factorization.

84536433775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556610 (or 556605 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 55.

The spelling of 84536433775 in words is "eighty-four billion, five hundred thirty-six million, four hundred thirty-three thousand, seven hundred seventy-five".