551767657439939 has 2 divisors, whose sum is σ = 551767657439940. Its totient is φ = 551767657439938.

The previous prime is 551767657439737. The next prime is 551767657440067. The reversal of 551767657439939 is 939934756767155.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 551767657439939 - 2¹⁶ = 551767657374403 is a prime.

It is not a weakly prime, because it can be changed into another prime (551767657409939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275883828719969 + 275883828719970.

It is an arithmetic number, because the mean of its divisors is an integer number (275883828719970).

Almost surely, 2^{551767657439939} is an apocalyptic number.

551767657439939 is a deficient number, since it is larger than the sum of its proper divisors (1).

551767657439939 is an equidigital number, since it uses as much as digits as its factorization.

551767657439939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40507614000, while the sum is 86.

The spelling of 551767657439939 in words is "five hundred fifty-one trillion, seven hundred sixty-seven billion, six hundred fifty-seven million, four hundred thirty-nine thousand, nine hundred thirty-nine".