82984109774 has 32 divisors (see below), whose sum is σ = 134925626880. Its totient is φ = 38125567872.

The previous prime is 82984109759. The next prime is 82984109827. The reversal of 82984109774 is 47790148928.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3472037 + ... + 3495855.

It is an arithmetic number, because the mean of its divisors is an integer number (4216425840).

Almost surely, 2^82984109774 is an apocalyptic number.

82984109774 is a deficient number, since it is larger than the sum of its proper divisors (51941517106).

82984109774 is a wasteful number, since it uses less digits than its factorization.

82984109774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26264.

The product of its (nonzero) digits is 8128512, while the sum is 59.

The spelling of 82984109774 in words is "eighty-two billion, nine hundred eighty-four million, one hundred nine thousand, seven hundred seventy-four".