83423129722 has 24 divisors (see below), whose sum is σ = 132094077696. Its totient is φ = 39508227144.

The previous prime is 83423129719. The next prime is 83423129743. The reversal of 83423129722 is 22792132438.

It is a super-2 number, since 2×83423129722² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5120233 + ... + 5136499.

It is an arithmetic number, because the mean of its divisors is an integer number (5503919904).

Almost surely, 2^83423129722 is an apocalyptic number.

83423129722 is a deficient number, since it is larger than the sum of its proper divisors (48670947974).

83423129722 is a wasteful number, since it uses less digits than its factorization.

83423129722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23410 (or 23391 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The spelling of 83423129722 in words is "eighty-three billion, four hundred twenty-three million, one hundred twenty-nine thousand, seven hundred twenty-two".