82457229749532 has 96 divisors (see below), whose sum is σ = 212856355160064. Its totient is φ = 24634066161600.

The previous prime is 82457229749491. The next prime is 82457229749591. The reversal of 82457229749532 is 23594792275428.

82457229749532 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237341013 + ... + 237688179.

It is an arithmetic number, because the mean of its divisors is an integer number (2217253699584).

Almost surely, 2^{82457229749532} is an apocalyptic number.

It is an amenable number.

82457229749532 is an abundant number, since it is smaller than the sum of its proper divisors (130399125410532).

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

82457229749532 is a wasteful number, since it uses less digits than its factorization.

82457229749532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372599 (or 372597 counting only the distinct ones).

The product of its digits is 609638400, while the sum is 69.

The spelling of 82457229749532 in words is "eighty-two trillion, four hundred fifty-seven billion, two hundred twenty-nine million, seven hundred forty-nine thousand, five hundred thirty-two".