742344935018 has 4 divisors (see below), whose sum is σ = 1113517402530. Its totient is φ = 371172467508.

The previous prime is 742344935011. The next prime is 742344935021. The reversal of 742344935018 is 810539443247.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 376759033249 + 365585901769 = 613807^2 + 604637^2 .

It is not an unprimeable number, because it can be changed into a prime (742344935011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185586233753 + ... + 185586233756.

Almost surely, 2^742344935018 is an apocalyptic number.

742344935018 is a deficient number, since it is larger than the sum of its proper divisors (371172467512).

742344935018 is a wasteful number, since it uses less digits than its factorization.

742344935018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371172467511.

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 742344935018 in words is "seven hundred forty-two billion, three hundred forty-four million, nine hundred thirty-five thousand, eighteen".