63683334461 has 16 divisors (see below), whose sum is σ = 65416416000. Its totient is φ = 61966658880.

The previous prime is 63683334457. The next prime is 63683334499. The reversal of 63683334461 is 16443338636.

It is a cyclic number.

It is not a de Polignac number, because 63683334461 - 2² = 63683334457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63683334401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11074415 + ... + 11080163.

It is an arithmetic number, because the mean of its divisors is an integer number (4088526000).

Almost surely, 2^63683334461 is an apocalyptic number.

It is an amenable number.

63683334461 is a deficient number, since it is larger than the sum of its proper divisors (1733081539).

63683334461 is a wasteful number, since it uses less digits than its factorization.

63683334461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7124.

The product of its digits is 2239488, while the sum is 47.

The spelling of 63683334461 in words is "sixty-three billion, six hundred eighty-three million, three hundred thirty-four thousand, four hundred sixty-one".