551323623259 has 2 divisors, whose sum is σ = 551323623260. Its totient is φ = 551323623258.

The previous prime is 551323623233. The next prime is 551323623293. The reversal of 551323623259 is 952326323155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 551323623259 - 2¹⁵ = 551323590491 is a prime.

It is not a weakly prime, because it can be changed into another prime (551323623229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275661811629 + 275661811630.

It is an arithmetic number, because the mean of its divisors is an integer number (275661811630).

Almost surely, 2^551323623259 is an apocalyptic number.

551323623259 is a deficient number, since it is larger than the sum of its proper divisors (1).

551323623259 is an equidigital number, since it uses as much as digits as its factorization.

551323623259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458000, while the sum is 46.

The spelling of 551323623259 in words is "five hundred fifty-one billion, three hundred twenty-three million, six hundred twenty-three thousand, two hundred fifty-nine".