55563351527 has 2 divisors, whose sum is σ = 55563351528. Its totient is φ = 55563351526.

The previous prime is 55563351521. The next prime is 55563351541. The reversal of 55563351527 is 72515336555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55563351527 - 2²⁴ = 55546574311 is a prime.

It is a super-3 number, since 3×55563351527³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55563351521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27781675763 + 27781675764.

It is an arithmetic number, because the mean of its divisors is an integer number (27781675764).

Almost surely, 2^55563351527 is an apocalyptic number.

55563351527 is a deficient number, since it is larger than the sum of its proper divisors (1).

55563351527 is an equidigital number, since it uses as much as digits as its factorization.

55563351527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2362500, while the sum is 47.

The spelling of 55563351527 in words is "fifty-five billion, five hundred sixty-three million, three hundred fifty-one thousand, five hundred twenty-seven".