82739542008 has 16 divisors (see below), whose sum is σ = 206848855080. Its totient is φ = 27579847328.

The previous prime is 82739542001. The next prime is 82739542009. The reversal of 82739542008 is 80024593728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82739542001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1723740435 + ... + 1723740482.

Almost surely, 2^82739542008 is an apocalyptic number.

It is an amenable number.

82739542008 is an abundant number, since it is smaller than the sum of its proper divisors (124109313072).

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

82739542008 is a wasteful number, since it uses less digits than its factorization.

82739542008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3447480926 (or 3447480922 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 82739542008 in words is "eighty-two billion, seven hundred thirty-nine million, five hundred forty-two thousand, eight".