63346315665 has 8 divisors (see below), whose sum is σ = 101354105088. Its totient is φ = 33784701680.

The previous prime is 63346315661. The next prime is 63346315667. The reversal of 63346315665 is 56651364336.

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

It is not a de Polignac number, because 63346315665 - 2² = 63346315661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63346315661) 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, 2111543841 + ... + 2111543870.

It is an arithmetic number, because the mean of its divisors is an integer number (12669263136).

Almost surely, 2^63346315665 is an apocalyptic number.

It is an amenable number.

63346315665 is a deficient number, since it is larger than the sum of its proper divisors (38007789423).

63346315665 is a wasteful number, since it uses less digits than its factorization.

63346315665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4223087719.

The product of its digits is 3499200, while the sum is 48.

The spelling of 63346315665 in words is "sixty-three billion, three hundred forty-six million, three hundred fifteen thousand, six hundred sixty-five".