63695360 has 80 divisors (see below), whose sum is σ = 154677600. Its totient is φ = 25153536.

The previous prime is 63695351. The next prime is 63695363. The reversal of 63695360 is 6359636.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (63695363) 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, 355751 + ... + 355929.

It is an arithmetic number, because the mean of its divisors is an integer number (1933470).

Almost surely, 2^63695360 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 63695360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77338800).

63695360 is an abundant number, since it is smaller than the sum of its proper divisors (90982240).

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

63695360 is a wasteful number, since it uses less digits than its factorization.

63695360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 325 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 38.

The square root of 63695360 is about 7980.9372883139. The cubic root of 63695360 is about 399.3643236574.

The spelling of 63695360 in words is "sixty-three million, six hundred ninety-five thousand, three hundred sixty".