63757983 has 8 divisors (see below), whose sum is σ = 85805568. Its totient is φ = 42107864.

The previous prime is 63757963. The next prime is 63757997. The reversal of 63757983 is 38975736.

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

It is a cyclic number.

It is not a de Polignac number, because 63757983 - 2²⁰ = 62709407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63757913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98991 + ... + 99632.

It is an arithmetic number, because the mean of its divisors is an integer number (10725696).

Almost surely, 2^63757983 is an apocalyptic number.

63757983 is a deficient number, since it is larger than the sum of its proper divisors (22047585).

63757983 is a wasteful number, since it uses less digits than its factorization.

63757983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198733.

The product of its digits is 952560, while the sum is 48.

The square root of 63757983 is about 7984.8596105379. The cubic root of 63757983 is about 399.4951610288.

The spelling of 63757983 in words is "sixty-three million, seven hundred fifty-seven thousand, nine hundred eighty-three".