63367545456 has 240 divisors, whose sum is σ = 196001455104. Its totient is φ = 19772957952.

The previous prime is 63367545427. The next prime is 63367545463. The reversal of 63367545456 is 65454576336.

63367545456 is a `hidden beast` number, since 6 + 33 + 67 + 5 + 4 + 545 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4195390 + ... + 4210466.

Almost surely, 2^63367545456 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 63367545456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98000727552).

63367545456 is an abundant number, since it is smaller than the sum of its proper divisors (132633909648).

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

63367545456 is a wasteful number, since it uses less digits than its factorization.

63367545456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15170 (or 15152 counting only the distinct ones).

The product of its digits is 27216000, while the sum is 54.

The spelling of 63367545456 in words is "sixty-three billion, three hundred sixty-seven million, five hundred forty-five thousand, four hundred fifty-six".