747737225108 has 6 divisors (see below), whose sum is σ = 1308540143946. Its totient is φ = 373868612552.

The previous prime is 747737225093. The next prime is 747737225129. The reversal of 747737225108 is 801522737747.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 744841493764 + 2895731344 = 863042^2 + 53812^2 .

It is a super-2 number, since 2×747737225108² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 747737225108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93467153135 + ... + 93467153142.

It is an arithmetic number, because the mean of its divisors is an integer number (218090023991).

Almost surely, 2^747737225108 is an apocalyptic number.

It is an amenable number.

747737225108 is a deficient number, since it is larger than the sum of its proper divisors (560802918838).

747737225108 is a wasteful number, since it uses less digits than its factorization.

747737225108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186934306281 (or 186934306279 counting only the distinct ones).

The product of its (nonzero) digits is 4609920, while the sum is 53.

The spelling of 747737225108 in words is "seven hundred forty-seven billion, seven hundred thirty-seven million, two hundred twenty-five thousand, one hundred eight".