83842729042 has 8 divisors (see below), whose sum is σ = 125984347632. Its totient is φ = 41847946500.

The previous prime is 83842729037. The next prime is 83842729057. The reversal of 83842729042 is 24092724838.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36707584 + ... + 36709867.

It is an arithmetic number, because the mean of its divisors is an integer number (15748043454).

Almost surely, 2^83842729042 is an apocalyptic number.

83842729042 is a deficient number, since it is larger than the sum of its proper divisors (42141618590).

83842729042 is a wasteful number, since it uses less digits than its factorization.

83842729042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73418024.

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 83842729042 in words is "eighty-three billion, eight hundred forty-two million, seven hundred twenty-nine thousand, forty-two".