63549552 has 80 divisors (see below), whose sum is σ = 186916608. Its totient is φ = 18416640.

The previous prime is 63549539. The next prime is 63549557. The reversal of 63549552 is 25594536.

It is a self number, because there is not a number n which added to its sum of digits gives 63549552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63549557) 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, 9528 + ... + 14760.

Almost surely, 2^63549552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63549552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93458304).

63549552 is an abundant number, since it is smaller than the sum of its proper divisors (123367056).

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

63549552 is a wasteful number, since it uses less digits than its factorization.

63549552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5278 (or 5272 counting only the distinct ones).

The product of its digits is 162000, while the sum is 39.

The square root of 63549552 is about 7971.7972879395. The cubic root of 63549552 is about 399.0593563745.

The spelling of 63549552 in words is "sixty-three million, five hundred forty-nine thousand, five hundred fifty-two".