63542464 has 28 divisors (see below), whose sum is σ = 133511544. Its totient is φ = 29901824.

The previous prime is 63542459. The next prime is 63542473. The reversal of 63542464 is 46424536.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 28114 + ... + 30289.

Almost surely, 2^63542464 is an apocalyptic number.

63542464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

63542464 is an abundant number, since it is smaller than the sum of its proper divisors (69969080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63542464 is a wasteful number, since it uses less digits than its factorization.

63542464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58432 (or 58422 counting only the distinct ones).

The product of its digits is 69120, while the sum is 34.

The square root of 63542464 is about 7971.3527082924. The cubic root of 63542464 is about 399.0445194596.

The spelling of 63542464 in words is "sixty-three million, five hundred forty-two thousand, four hundred sixty-four".