63378750 has 40 divisors (see below), whose sum is σ = 158405544. Its totient is φ = 16900000.

The previous prime is 63378739. The next prime is 63378767. The reversal of 63378750 is 5787336.

It is a zygodrome in base 5.

It is a junction number, because it is equal to n+sod(n) for n = 63378699 and 63378708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4701 + ... + 12200.

Almost surely, 2^63378750 is an apocalyptic number.

63378750 is an abundant number, since it is smaller than the sum of its proper divisors (95026794).

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

63378750 is a wasteful number, since it uses less digits than its factorization.

63378750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16926 (or 16911 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 63378750 is about 7961.0771884212. The cubic root of 63378750 is about 398.7015185928.

The spelling of 63378750 in words is "sixty-three million, three hundred seventy-eight thousand, seven hundred fifty".