938863530079 has 2 divisors, whose sum is σ = 938863530080. Its totient is φ = 938863530078.

The previous prime is 938863530047. The next prime is 938863530119. The reversal of 938863530079 is 970035368839.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 938863530079 - 2⁵ = 938863530047 is a prime.

It is a super-2 number, since 2×938863530079² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 938863529999 and 938863530026.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (938863530679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469431765039 + 469431765040.

It is an arithmetic number, because the mean of its divisors is an integer number (469431765040).

Almost surely, 2^938863530079 is an apocalyptic number.

938863530079 is a deficient number, since it is larger than the sum of its proper divisors (1).

938863530079 is an equidigital number, since it uses as much as digits as its factorization.

938863530079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29393280, while the sum is 61.

The spelling of 938863530079 in words is "nine hundred thirty-eight billion, eight hundred sixty-three million, five hundred thirty thousand, seventy-nine".