2055550136077 has 2 divisors, whose sum is σ = 2055550136078. Its totient is φ = 2055550136076.

The previous prime is 2055550136069. The next prime is 2055550136089. The reversal of 2055550136077 is 7706310555502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1952039299716 + 103510836361 = 1397154^2 + 321731^2 .

It is a cyclic number.

It is not a de Polignac number, because 2055550136077 - 2³ = 2055550136069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2055550136047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027775068038 + 1027775068039.

It is an arithmetic number, because the mean of its divisors is an integer number (1027775068039).

Almost surely, 2^{2055550136077} is an apocalyptic number.

It is an amenable number.

2055550136077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2055550136077 is an equidigital number, since it uses as much as digits as its factorization.

2055550136077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1102500, while the sum is 46.

The spelling of 2055550136077 in words is "two trillion, fifty-five billion, five hundred fifty million, one hundred thirty-six thousand, seventy-seven".