254510422987 has 2 divisors, whose sum is σ = 254510422988. Its totient is φ = 254510422986.

The previous prime is 254510422937. The next prime is 254510423017. The reversal of 254510422987 is 789224015452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 254510422987 - 2²³ = 254502034379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 254510422987.

It is not a weakly prime, because it can be changed into another prime (254510422937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127255211493 + 127255211494.

It is an arithmetic number, because the mean of its divisors is an integer number (127255211494).

Almost surely, 2^254510422987 is an apocalyptic number.

254510422987 is a deficient number, since it is larger than the sum of its proper divisors (1).

254510422987 is an equidigital number, since it uses as much as digits as its factorization.

254510422987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 254510422987 in words is "two hundred fifty-four billion, five hundred ten million, four hundred twenty-two thousand, nine hundred eighty-seven".