747421355348 has 12 divisors (see below), whose sum is σ = 1308269480532. Its totient is φ = 373630075200.

The previous prime is 747421355321. The next prime is 747421355371. The reversal of 747421355348 is 843553124747.

It can be written as a sum of positive squares in 2 ways, for example, as 130225713424 + 617195641924 = 360868^2 + 785618^2 .

It is a super-2 number, since 2×747421355348² (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 747421355348.

It is a congruent number.

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, 20129753 + ... + 20166848.

It is an arithmetic number, because the mean of its divisors is an integer number (109022456711).

Almost surely, 2^747421355348 is an apocalyptic number.

It is an amenable number.

747421355348 is a deficient number, since it is larger than the sum of its proper divisors (560848125184).

747421355348 is a wasteful number, since it uses less digits than its factorization.

747421355348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40301242 (or 40301240 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 53.

The spelling of 747421355348 in words is "seven hundred forty-seven billion, four hundred twenty-one million, three hundred fifty-five thousand, three hundred forty-eight".