82844664604 has 36 divisors (see below), whose sum is σ = 158542657560. Its totient is φ = 37857393600.

The previous prime is 82844664583. The next prime is 82844664607. The reversal of 82844664604 is 40646644828.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82844664607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 538414 + ... + 674965.

It is an arithmetic number, because the mean of its divisors is an integer number (4403962710).

Almost surely, 2^82844664604 is an apocalyptic number.

It is an amenable number.

82844664604 is a deficient number, since it is larger than the sum of its proper divisors (75697992956).

82844664604 is a wasteful number, since it uses less digits than its factorization.

82844664604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213510 (or 1213495 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 52.

The spelling of 82844664604 in words is "eighty-two billion, eight hundred forty-four million, six hundred sixty-four thousand, six hundred four".