551523545047 has 2 divisors, whose sum is σ = 551523545048. Its totient is φ = 551523545046.

The previous prime is 551523545011. The next prime is 551523545093. The reversal of 551523545047 is 740545325155.

It is an a-pointer prime, because the next prime (551523545093) can be obtained adding 551523545047 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 551523545047 - 2¹⁵ = 551523512279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 551523544988 and 551523545006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551523542047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275761772523 + 275761772524.

It is an arithmetic number, because the mean of its divisors is an integer number (275761772524).

Almost surely, 2^551523545047 is an apocalyptic number.

551523545047 is a deficient number, since it is larger than the sum of its proper divisors (1).

551523545047 is an equidigital number, since it uses as much as digits as its factorization.

551523545047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100000, while the sum is 46.

The spelling of 551523545047 in words is "five hundred fifty-one billion, five hundred twenty-three million, five hundred forty-five thousand, forty-seven".