45663863 has 16 divisors (see below), whose sum is σ = 53383680. Its totient is φ = 38253600.

The previous prime is 45663851. The next prime is 45663889. The reversal of 45663863 is 36836654.

It is not a de Polignac number, because 45663863 - 2⁴ = 45663847 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 45663863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45663803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68753 + ... + 69413.

It is an arithmetic number, because the mean of its divisors is an integer number (3336480).

Almost surely, 2^45663863 is an apocalyptic number.

45663863 is a deficient number, since it is larger than the sum of its proper divisors (7719817).

45663863 is a wasteful number, since it uses less digits than its factorization.

45663863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878.

The product of its digits is 311040, while the sum is 41.

The square root of 45663863 is about 6757.5041990368. The cubic root of 45663863 is about 357.4299026338.

The spelling of 45663863 in words is "forty-five million, six hundred sixty-three thousand, eight hundred sixty-three".