1255022528077 has 2 divisors, whose sum is σ = 1255022528078. Its totient is φ = 1255022528076.

The previous prime is 1255022528029. The next prime is 1255022528093. The reversal of 1255022528077 is 7708252205521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 872441930116 + 382580597961 = 934046^2 + 618531^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1255022528077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1255022528027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627511264038 + 627511264039.

It is an arithmetic number, because the mean of its divisors is an integer number (627511264039).

Almost surely, 2^{1255022528077} is an apocalyptic number.

It is an amenable number.

1255022528077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1255022528077 is an equidigital number, since it uses as much as digits as its factorization.

1255022528077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 784000, while the sum is 46.

The spelling of 1255022528077 in words is "one trillion, two hundred fifty-five billion, twenty-two million, five hundred twenty-eight thousand, seventy-seven".