255327531077 has 2 divisors, whose sum is σ = 255327531078. Its totient is φ = 255327531076.

The previous prime is 255327531031. The next prime is 255327531131. The reversal of 255327531077 is 770135723552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 255228050401 + 99480676 = 505201^2 + 9974^2 .

It is a cyclic number.

It is not a de Polignac number, because 255327531077 - 2³⁴ = 238147661893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255327531577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127663765538 + 127663765539.

It is an arithmetic number, because the mean of its divisors is an integer number (127663765539).

Almost surely, 2^255327531077 is an apocalyptic number.

It is an amenable number.

255327531077 is a deficient number, since it is larger than the sum of its proper divisors (1).

255327531077 is an equidigital number, since it uses as much as digits as its factorization.

255327531077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1543500, while the sum is 47.

The spelling of 255327531077 in words is "two hundred fifty-five billion, three hundred twenty-seven million, five hundred thirty-one thousand, seventy-seven".