63750970945 has 8 divisors (see below), whose sum is σ = 76502549160. Its totient is φ = 50999854080.

The previous prime is 63750970919. The next prime is 63750970951. The reversal of 63750970945 is 54907905736.

It can be written as a sum of positive squares in 4 ways, for example, as 10042444944 + 53708526001 = 100212^2 + 231751^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63750970945 - 2⁷ = 63750970817 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389791 + ... + 528619.

It is an arithmetic number, because the mean of its divisors is an integer number (9562818645).

Almost surely, 2^63750970945 is an apocalyptic number.

It is an amenable number.

63750970945 is a deficient number, since it is larger than the sum of its proper divisors (12751578215).

63750970945 is a wasteful number, since it uses less digits than its factorization.

63750970945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230675.

The product of its (nonzero) digits is 7144200, while the sum is 55.

The spelling of 63750970945 in words is "sixty-three billion, seven hundred fifty million, nine hundred seventy thousand, nine hundred forty-five".