78058111441 has 2 divisors, whose sum is σ = 78058111442. Its totient is φ = 78058111440.

The previous prime is 78058111399. The next prime is 78058111451. The reversal of 78058111441 is 14411185087.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42974948416 + 35083163025 = 207304^2 + 187305^2 .

It is a cyclic number.

It is not a de Polignac number, because 78058111441 - 2²⁷ = 77923893713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 78058111394 and 78058111403.

It is not a weakly prime, because it can be changed into another prime (78058111451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39029055720 + 39029055721.

It is an arithmetic number, because the mean of its divisors is an integer number (39029055721).

Almost surely, 2^78058111441 is an apocalyptic number.

It is an amenable number.

78058111441 is a deficient number, since it is larger than the sum of its proper divisors (1).

78058111441 is an equidigital number, since it uses as much as digits as its factorization.

78058111441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35840, while the sum is 40.

The spelling of 78058111441 in words is "seventy-eight billion, fifty-eight million, one hundred eleven thousand, four hundred forty-one".