82373561500 has 24 divisors (see below), whose sum is σ = 179903859408. Its totient is φ = 32949424400.

The previous prime is 82373561471. The next prime is 82373561509. The reversal of 82373561500 is 516537328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82373561509) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 82373062 + ... + 82374061.

It is an arithmetic number, because the mean of its divisors is an integer number (7495994142).

Almost surely, 2^82373561500 is an apocalyptic number.

It is an amenable number.

82373561500 is an abundant number, since it is smaller than the sum of its proper divisors (97530297908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82373561500 is a wasteful number, since it uses less digits than its factorization.

82373561500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164747142 (or 164747130 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 82373561500 in words is "eighty-two billion, three hundred seventy-three million, five hundred sixty-one thousand, five hundred".