255533610583 has 2 divisors, whose sum is σ = 255533610584. Its totient is φ = 255533610582.

The previous prime is 255533610539. The next prime is 255533610599. The reversal of 255533610583 is 385016335552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255533610583 - 2²¹ = 255531513431 is a prime.

It is a super-2 number, since 2×255533610583² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255533611583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127766805291 + 127766805292.

It is an arithmetic number, because the mean of its divisors is an integer number (127766805292).

Almost surely, 2^255533610583 is an apocalyptic number.

255533610583 is a deficient number, since it is larger than the sum of its proper divisors (1).

255533610583 is an equidigital number, since it uses as much as digits as its factorization.

255533610583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 255533610583 in words is "two hundred fifty-five billion, five hundred thirty-three million, six hundred ten thousand, five hundred eighty-three".