742742600522 has 16 divisors (see below), whose sum is σ = 1199945728800. Its totient is φ = 342766917552.

The previous prime is 742742600513. The next prime is 742742600563. The reversal of 742742600522 is 225006247247.

It is a self number, because there is not a number n which added to its sum of digits gives 742742600522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1312772 + ... + 1791327.

It is an arithmetic number, because the mean of its divisors is an integer number (74996608050).

Almost surely, 2^742742600522 is an apocalyptic number.

742742600522 is a deficient number, since it is larger than the sum of its proper divisors (457203128278).

742742600522 is a wasteful number, since it uses less digits than its factorization.

742742600522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113317.

The product of its (nonzero) digits is 376320, while the sum is 41.

Adding to 742742600522 its reverse (225006247247), we get a palindrome (967748847769).

The spelling of 742742600522 in words is "seven hundred forty-two billion, seven hundred forty-two million, six hundred thousand, five hundred twenty-two".