742458780722 has 8 divisors (see below), whose sum is σ = 1113692747376. Its totient is φ = 371227864932.

The previous prime is 742458780683. The next prime is 742458780733. The reversal of 742458780722 is 227087854247.

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, 2948 + ... + 1218575.

It is an arithmetic number, because the mean of its divisors is an integer number (139211593422).

Almost surely, 2^742458780722 is an apocalyptic number.

742458780722 is a deficient number, since it is larger than the sum of its proper divisors (371233966654).

742458780722 is a wasteful number, since it uses less digits than its factorization.

742458780722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525432.

The product of its (nonzero) digits is 14049280, while the sum is 56.

The spelling of 742458780722 in words is "seven hundred forty-two billion, four hundred fifty-eight million, seven hundred eighty thousand, seven hundred twenty-two".