55526077 has 2 divisors, whose sum is σ = 55526078. Its totient is φ = 55526076.

The previous prime is 55526059. The next prime is 55526083. The reversal of 55526077 is 77062555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48916036 + 6610041 = 6994^2 + 2571^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55526077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55526027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27763038 + 27763039.

It is an arithmetic number, because the mean of its divisors is an integer number (27763039).

Almost surely, 2^55526077 is an apocalyptic number.

It is an amenable number.

55526077 is a deficient number, since it is larger than the sum of its proper divisors (1).

55526077 is an equidigital number, since it uses as much as digits as its factorization.

55526077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73500, while the sum is 37.

The square root of 55526077 is about 7451.5821809868. The cubic root of 55526077 is about 381.5039131993.

The spelling of 55526077 in words is "fifty-five million, five hundred twenty-six thousand, seventy-seven".