255555210051131 has 2 divisors, whose sum is σ = 255555210051132. Its totient is φ = 255555210051130.

The previous prime is 255555210051067. The next prime is 255555210051149. The reversal of 255555210051131 is 131150012555552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255555210051131 - 2⁶ = 255555210051067 is a prime.

It is a super-2 number, since 2×255555210051131² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (255555210051191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127777605025565 + 127777605025566.

It is an arithmetic number, because the mean of its divisors is an integer number (127777605025566).

Almost surely, 2^{255555210051131} is an apocalyptic number.

255555210051131 is a deficient number, since it is larger than the sum of its proper divisors (1).

255555210051131 is an equidigital number, since it uses as much as digits as its factorization.

255555210051131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 187500, while the sum is 41.

The spelling of 255555210051131 in words is "two hundred fifty-five trillion, five hundred fifty-five billion, two hundred ten million, fifty-one thousand, one hundred thirty-one".