63950120 has 64 divisors (see below), whose sum is σ = 161723520. Its totient is φ = 22581504.

The previous prime is 63950113. The next prime is 63950123. The reversal of 63950120 is 2105936.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 63950120.

It is not an unprimeable number, because it can be changed into a prime (63950123) 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, 9287 + ... + 14633.

It is an arithmetic number, because the mean of its divisors is an integer number (2526930).

Almost surely, 2^63950120 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 63950120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80861760).

63950120 is an abundant number, since it is smaller than the sum of its proper divisors (97773400).

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

63950120 is a wasteful number, since it uses less digits than its factorization.

63950120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5394 (or 5390 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 63950120 is about 7996.8818923378. The cubic root of 63950120 is about 399.8960563250.

The spelling of 63950120 in words is "sixty-three million, nine hundred fifty thousand, one hundred twenty".