63367954920 has 288 divisors, whose sum is σ = 223444915200. Its totient is φ = 15564527616.

The previous prime is 63367954843. The next prime is 63367954927. The reversal of 63367954920 is 2945976336.

63367954920 is a `hidden beast` number, since 6 + 3 + 3 + 6 + 79 + 549 + 20 = 666.

It is not an unprimeable number, because it can be changed into a prime (63367954927) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4883401 + ... + 4896359.

It is an arithmetic number, because the mean of its divisors is an integer number (775850400).

Almost surely, 2^63367954920 is an apocalyptic number.

63367954920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63367954920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111722457600).

63367954920 is an abundant number, since it is smaller than the sum of its proper divisors (160076960280).

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

63367954920 is a wasteful number, since it uses less digits than its factorization.

63367954920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13057 (or 13033 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 54.

The spelling of 63367954920 in words is "sixty-three billion, three hundred sixty-seven million, nine hundred fifty-four thousand, nine hundred twenty".