742630304072 has 16 divisors (see below), whose sum is σ = 1411506229740. Its totient is φ = 366228642816.

The previous prime is 742630304071. The next prime is 742630304107. The reversal of 742630304072 is 270403036247.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 725846065156 + 16784238916 = 851966^2 + 129554^2 .

It is not an unprimeable number, because it can be changed into a prime (742630304071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635813033 + ... + 635814200.

Almost surely, 2^742630304072 is an apocalyptic number.

It is an amenable number.

742630304072 is a deficient number, since it is larger than the sum of its proper divisors (668875925668).

742630304072 is a wasteful number, since it uses less digits than its factorization.

742630304072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271627312 (or 1271627308 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 38.

The spelling of 742630304072 in words is "seven hundred forty-two billion, six hundred thirty million, three hundred four thousand, seventy-two".