2555528372737 has 2 divisors, whose sum is σ = 2555528372738. Its totient is φ = 2555528372736.

The previous prime is 2555528372717. The next prime is 2555528372753. The reversal of 2555528372737 is 7372738255552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2310883385281 + 244644987456 = 1520159^2 + 494616^2 .

It is a cyclic number.

It is not a de Polignac number, because 2555528372737 - 2³¹ = 2553380889089 is a prime.

It is not a weakly prime, because it can be changed into another prime (2555528372717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277764186368 + 1277764186369.

It is an arithmetic number, because the mean of its divisors is an integer number (1277764186369).

Almost surely, 2^{2555528372737} is an apocalyptic number.

It is an amenable number.

2555528372737 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555528372737 is an equidigital number, since it uses as much as digits as its factorization.

2555528372737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 123480000, while the sum is 61.

The spelling of 2555528372737 in words is "two trillion, five hundred fifty-five billion, five hundred twenty-eight million, three hundred seventy-two thousand, seven hundred thirty-seven".