63347136463 has 6 divisors (see below), whose sum is σ = 68594828424. Its totient is φ = 58474279656.

The previous prime is 63347136451. The next prime is 63347136497. The reversal of 63347136463 is 36463174336.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-63347136463 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 (63347136163) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 187417395 + ... + 187417732.

It is an arithmetic number, because the mean of its divisors is an integer number (11432471404).

Almost surely, 2^63347136463 is an apocalyptic number.

63347136463 is a deficient number, since it is larger than the sum of its proper divisors (5247691961).

63347136463 is a wasteful number, since it uses less digits than its factorization.

63347136463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374835153 (or 374835140 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 46.

The spelling of 63347136463 in words is "sixty-three billion, three hundred forty-seven million, one hundred thirty-six thousand, four hundred sixty-three".