742359391042 has 8 divisors (see below), whose sum is σ = 1113549943500. Its totient is φ = 371176076544.

The previous prime is 742359391013. The next prime is 742359391069. The reversal of 742359391042 is 240193953247.

It can be written as a sum of positive squares in 2 ways, for example, as 735016443561 + 7342947481 = 857331^2 + 85691^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1545367 + ... + 1967962.

Almost surely, 2^742359391042 is an apocalyptic number.

742359391042 is a deficient number, since it is larger than the sum of its proper divisors (371190552458).

742359391042 is a wasteful number, since it uses less digits than its factorization.

742359391042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3618980.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 742359391042 in words is "seven hundred forty-two billion, three hundred fifty-nine million, three hundred ninety-one thousand, forty-two".