742772727802 has 24 divisors (see below), whose sum is σ = 1313816911956. Its totient is φ = 313970465088.

The previous prime is 742772727799. The next prime is 742772727857. The reversal of 742772727802 is 208727277247.

It can be written as a sum of positive squares in 2 ways, for example, as 678038611761 + 64734116041 = 823431^2 + 254429^2 .

It is a super-2 number, since 2×742772727802² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51905953 + ... + 51920260.

Almost surely, 2^742772727802 is an apocalyptic number.

742772727802 is a deficient number, since it is larger than the sum of its proper divisors (571044184154).

742772727802 is a wasteful number, since it uses less digits than its factorization.

742772727802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103826302 (or 103826295 counting only the distinct ones).

The product of its (nonzero) digits is 8605184, while the sum is 55.

The spelling of 742772727802 in words is "seven hundred forty-two billion, seven hundred seventy-two million, seven hundred twenty-seven thousand, eight hundred two".