118785228839 has 2 divisors, whose sum is σ = 118785228840. Its totient is φ = 118785228838.

The previous prime is 118785228829. The next prime is 118785228889. The reversal of 118785228839 is 938822587811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118785228839 - 2²⁸ = 118516793383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118785228829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59392614419 + 59392614420.

It is an arithmetic number, because the mean of its divisors is an integer number (59392614420).

Almost surely, 2^118785228839 is an apocalyptic number.

118785228839 is a deficient number, since it is larger than the sum of its proper divisors (1).

118785228839 is an equidigital number, since it uses as much as digits as its factorization.

118785228839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15482880, while the sum is 62.

The spelling of 118785228839 in words is "one hundred eighteen billion, seven hundred eighty-five million, two hundred twenty-eight thousand, eight hundred thirty-nine".