55847663 has 2 divisors, whose sum is σ = 55847664. Its totient is φ = 55847662.

The previous prime is 55847641. The next prime is 55847719. The reversal of 55847663 is 36674855.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55847663 - 2¹⁰ = 55846639 is a prime.

It is a super-2 number, since 2×55847663² = 6237922925123138, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55847633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27923831 + 27923832.

It is an arithmetic number, because the mean of its divisors is an integer number (27923832).

Almost surely, 2^55847663 is an apocalyptic number.

55847663 is a deficient number, since it is larger than the sum of its proper divisors (1).

55847663 is an equidigital number, since it uses as much as digits as its factorization.

55847663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 604800, while the sum is 44.

The square root of 55847663 is about 7473.1293980501. The cubic root of 55847663 is about 382.2390046032.

The spelling of 55847663 in words is "fifty-five million, eight hundred forty-seven thousand, six hundred sixty-three".