55863063 has 12 divisors (see below), whose sum is σ = 82568200. Its totient is φ = 36375696.

The previous prime is 55863053. The next prime is 55863121. The reversal of 55863063 is 36036855.

It is not a de Polignac number, because 55863063 - 2⁴ = 55863047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55863043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71788 + ... + 72561.

Almost surely, 2^55863063 is an apocalyptic number.

55863063 is a deficient number, since it is larger than the sum of its proper divisors (26705137).

55863063 is a wasteful number, since it uses less digits than its factorization.

55863063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144398 (or 144395 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 55863063 is about 7474.1596852088. The cubic root of 55863063 is about 382.2741355253.

It can be divided in two parts, 5586 and 3063, that added together give a square (8649 = 93²).

The spelling of 55863063 in words is "fifty-five million, eight hundred sixty-three thousand, sixty-three".