747307530389 has 16 divisors (see below), whose sum is σ = 862137409536. Its totient is φ = 634496814000.

The previous prime is 747307530371. The next prime is 747307530391. The reversal of 747307530389 is 983035703747.

It is a de Polignac number, because none of the positive numbers 2^k-747307530389 is a prime.

It is a super-2 number, since 2×747307530389² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747307530329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7975964 + ... + 8069114.

It is an arithmetic number, because the mean of its divisors is an integer number (53883588096).

Almost surely, 2^747307530389 is an apocalyptic number.

It is an amenable number.

747307530389 is a deficient number, since it is larger than the sum of its proper divisors (114829879147).

747307530389 is a wasteful number, since it uses less digits than its factorization.

747307530389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103976.

The product of its (nonzero) digits is 13335840, while the sum is 56.

The spelling of 747307530389 in words is "seven hundred forty-seven billion, three hundred seven million, five hundred thirty thousand, three hundred eighty-nine".