55505016527 has 2 divisors, whose sum is σ = 55505016528. Its totient is φ = 55505016526.

The previous prime is 55505016467. The next prime is 55505016551. The reversal of 55505016527 is 72561050555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55505016527 - 2²⁰ = 55503967951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55505013527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27752508263 + 27752508264.

It is an arithmetic number, because the mean of its divisors is an integer number (27752508264).

Almost surely, 2^55505016527 is an apocalyptic number.

55505016527 is a deficient number, since it is larger than the sum of its proper divisors (1).

55505016527 is an equidigital number, since it uses as much as digits as its factorization.

55505016527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262500, while the sum is 41.

The spelling of 55505016527 in words is "fifty-five billion, five hundred five million, sixteen thousand, five hundred twenty-seven".