255551102783 has 2 divisors, whose sum is σ = 255551102784. Its totient is φ = 255551102782.

The previous prime is 255551102761. The next prime is 255551102827. The reversal of 255551102783 is 387201155552.

255551102783 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (255551102827) can be obtained adding 255551102783 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255551102783 is a prime.

It is a super-2 number, since 2×255551102783² (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 (255551105783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127775551391 + 127775551392.

It is an arithmetic number, because the mean of its divisors is an integer number (127775551392).

Almost surely, 2^255551102783 is an apocalyptic number.

255551102783 is a deficient number, since it is larger than the sum of its proper divisors (1).

255551102783 is an equidigital number, since it uses as much as digits as its factorization.

255551102783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420000, while the sum is 44.

The spelling of 255551102783 in words is "two hundred fifty-five billion, five hundred fifty-one million, one hundred two thousand, seven hundred eighty-three".