63203750400 has 480 divisors, whose sum is σ = 241960549248. Its totient is φ = 14244249600.

The previous prime is 63203750347. The next prime is 63203750437. The reversal of 63203750400 is 405730236.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19620790 + ... + 19624010.

Almost surely, 2^63203750400 is an apocalyptic number.

63203750400 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 63203750400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120980274624).

63203750400 is an abundant number, since it is smaller than the sum of its proper divisors (178756798848).

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

63203750400 is a wasteful number, since it uses less digits than its factorization.

63203750400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3332 (or 3311 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The spelling of 63203750400 in words is "sixty-three billion, two hundred three million, seven hundred fifty thousand, four hundred".