63769152 has 56 divisors (see below), whose sum is σ = 169672000. Its totient is φ = 21136896.

The previous prime is 63769151. The next prime is 63769157. The reversal of 63769152 is 25196736.

It is a self number, because there is not a number n which added to its sum of digits gives 63769152.

It is not an unprimeable number, because it can be changed into a prime (63769151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37374 + ... + 39042.

Almost surely, 2^63769152 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 63769152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84836000).

63769152 is an abundant number, since it is smaller than the sum of its proper divisors (105902848).

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

63769152 is a wasteful number, since it uses less digits than its factorization.

63769152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1883 (or 1873 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 63769152 is about 7985.5589660336. The cubic root of 63769152 is about 399.5184872630.

The spelling of 63769152 in words is "sixty-three million, seven hundred sixty-nine thousand, one hundred fifty-two".