255545362147 has 2 divisors, whose sum is σ = 255545362148. Its totient is φ = 255545362146.

The previous prime is 255545362123. The next prime is 255545362199. The reversal of 255545362147 is 741263545552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255545362147 - 2¹⁵ = 255545329379 is a prime.

It is a super-2 number, since 2×255545362147² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 255545362147.

It is not a weakly prime, because it can be changed into another prime (255545362547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127772681073 + 127772681074.

It is an arithmetic number, because the mean of its divisors is an integer number (127772681074).

Almost surely, 2^255545362147 is an apocalyptic number.

255545362147 is a deficient number, since it is larger than the sum of its proper divisors (1).

255545362147 is an equidigital number, since it uses as much as digits as its factorization.

255545362147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040000, while the sum is 49.

The spelling of 255545362147 in words is "two hundred fifty-five billion, five hundred forty-five million, three hundred sixty-two thousand, one hundred forty-seven".