722742347134 has 4 divisors (see below), whose sum is σ = 1084113520704. Its totient is φ = 361371173566.

The previous prime is 722742347111. The next prime is 722742347179. The reversal of 722742347134 is 431743247227.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431743247227 = 28513 ⋅15141979.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180685586782 + ... + 180685586785.

It is an arithmetic number, because the mean of its divisors is an integer number (271028380176).

Almost surely, 2^722742347134 is an apocalyptic number.

722742347134 is a deficient number, since it is larger than the sum of its proper divisors (361371173570).

722742347134 is a wasteful number, since it uses less digits than its factorization.

722742347134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361371173569.

The product of its digits is 1580544, while the sum is 46.

The spelling of 722742347134 in words is "seven hundred twenty-two billion, seven hundred forty-two million, three hundred forty-seven thousand, one hundred thirty-four".