551205450151 has 2 divisors, whose sum is σ = 551205450152. Its totient is φ = 551205450150.

The previous prime is 551205450121. The next prime is 551205450179. The reversal of 551205450151 is 151054502155.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 551205450151 - 2¹¹ = 551205448103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551205450121) 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, 275602725075 + 275602725076.

It is an arithmetic number, because the mean of its divisors is an integer number (275602725076).

Almost surely, 2^551205450151 is an apocalyptic number.

551205450151 is a deficient number, since it is larger than the sum of its proper divisors (1).

551205450151 is an equidigital number, since it uses as much as digits as its factorization.

551205450151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25000, while the sum is 34.

The spelling of 551205450151 in words is "five hundred fifty-one billion, two hundred five million, four hundred fifty thousand, one hundred fifty-one".