82457550340 has 48 divisors (see below), whose sum is σ = 191293966080. Its totient is φ = 29605006080.

The previous prime is 82457550337. The next prime is 82457550353. The reversal of 82457550340 is 4305575428.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2354817 + ... + 2389576.

It is an arithmetic number, because the mean of its divisors is an integer number (3985290960).

Almost surely, 2^82457550340 is an apocalyptic number.

It is an amenable number.

82457550340 is an abundant number, since it is smaller than the sum of its proper divisors (108836415740).

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

82457550340 is a wasteful number, since it uses less digits than its factorization.

82457550340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4744492 (or 4744490 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 43.

The spelling of 82457550340 in words is "eighty-two billion, four hundred fifty-seven million, five hundred fifty thousand, three hundred forty".