530388247739 has 4 divisors (see below), whose sum is σ = 606157997424. Its totient is φ = 454618498056.

The previous prime is 530388247699. The next prime is 530388247787. The reversal of 530388247739 is 937742883035.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 530388247739 - 2³² = 526093280443 is a prime.

It is a super-2 number, since 2×530388247739² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (530388247789) 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, 37884874832 + ... + 37884874845.

It is an arithmetic number, because the mean of its divisors is an integer number (151539499356).

Almost surely, 2^530388247739 is an apocalyptic number.

530388247739 is a deficient number, since it is larger than the sum of its proper divisors (75769749685).

530388247739 is an equidigital number, since it uses as much as digits as its factorization.

530388247739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75769749684.

The product of its (nonzero) digits is 30481920, while the sum is 59.

The spelling of 530388247739 in words is "five hundred thirty billion, three hundred eighty-eight million, two hundred forty-seven thousand, seven hundred thirty-nine".