63423233280 has 1008 divisors, whose sum is σ = 256723979904. Its totient is φ = 14870200320.

The previous prime is 63423233273. The next prime is 63423233297. The reversal of 63423233280 is 8233232436.

63423233280 is a `hidden beast` number, since 6 + 3 + 4 + 2 + 323 + 328 + 0 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 379779757 + ... + 379779923.

It is an arithmetic number, because the mean of its divisors is an integer number (254686488).

Almost surely, 2^63423233280 is an apocalyptic number.

63423233280 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 63423233280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128361989952).

63423233280 is an abundant number, since it is smaller than the sum of its proper divisors (193300746624).

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

63423233280 is a wasteful number, since it uses less digits than its factorization.

63423233280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 225 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The spelling of 63423233280 in words is "sixty-three billion, four hundred twenty-three million, two hundred thirty-three thousand, two hundred eighty".