63895748797 has 8 divisors (see below), whose sum is σ = 65969068032. Its totient is φ = 61823190000.

The previous prime is 63895748789. The next prime is 63895748809. The reversal of 63895748797 is 79784759836.

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 63895748797 - 2³ = 63895748789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63895748767) 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, 16813 + ... + 357874.

It is an arithmetic number, because the mean of its divisors is an integer number (8246133504).

Almost surely, 2^63895748797 is an apocalyptic number.

It is an amenable number.

63895748797 is a deficient number, since it is larger than the sum of its proper divisors (2073319235).

63895748797 is a wasteful number, since it uses less digits than its factorization.

63895748797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380219.

The product of its digits is 640120320, while the sum is 73.

The spelling of 63895748797 in words is "sixty-three billion, eight hundred ninety-five million, seven hundred forty-eight thousand, seven hundred ninety-seven".