55463163 has 32 divisors (see below), whose sum is σ = 91593216. Its totient is φ = 29127168.

The previous prime is 55463159. The next prime is 55463171. The reversal of 55463163 is 36136455.

It is not a de Polignac number, because 55463163 - 2² = 55463159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55463663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13545 + ... + 17157.

It is an arithmetic number, because the mean of its divisors is an integer number (2862288).

Almost surely, 2^55463163 is an apocalyptic number.

55463163 is a deficient number, since it is larger than the sum of its proper divisors (36130053).

55463163 is a wasteful number, since it uses less digits than its factorization.

55463163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3683.

The product of its digits is 32400, while the sum is 33.

The square root of 55463163 is about 7447.3594649379. The cubic root of 55463163 is about 381.3597706668.

The spelling of 55463163 in words is "fifty-five million, four hundred sixty-three thousand, one hundred sixty-three".