53663488 has 18 divisors (see below), whose sum is σ = 107117864. Its totient is φ = 26831616.

The previous prime is 53663483. The next prime is 53663497. The reversal of 53663488 is 88436635.

It is a super-2 number, since 2×53663488² = 5759539888652288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53663483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104556 + ... + 105067.

Almost surely, 2^53663488 is an apocalyptic number.

It is an amenable number.

53663488 is a deficient number, since it is larger than the sum of its proper divisors (53454376).

53663488 is an equidigital number, since it uses as much as digits as its factorization.

53663488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209639 (or 209625 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 53663488 is about 7325.5367038873. The cubic root of 53663488 is about 377.1895328999.

The spelling of 53663488 in words is "fifty-three million, six hundred sixty-three thousand, four hundred eighty-eight".