74552822077 has 2 divisors, whose sum is σ = 74552822078. Its totient is φ = 74552822076.

The previous prime is 74552822059. The next prime is 74552822087. The reversal of 74552822077 is 77022825547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54900707481 + 19652114596 = 234309^2 + 140186^2 .

It is a cyclic number.

It is not a de Polignac number, because 74552822077 - 2²⁷ = 74418604349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74552822077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74552822017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37276411038 + 37276411039.

It is an arithmetic number, because the mean of its divisors is an integer number (37276411039).

Almost surely, 2^74552822077 is an apocalyptic number.

It is an amenable number.

74552822077 is a deficient number, since it is larger than the sum of its proper divisors (1).

74552822077 is an equidigital number, since it uses as much as digits as its factorization.

74552822077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2195200, while the sum is 49.

The spelling of 74552822077 in words is "seventy-four billion, five hundred fifty-two million, eight hundred twenty-two thousand, seventy-seven".