63273144667 has 8 divisors (see below), whose sum is σ = 65129935536. Its totient is φ = 61424075232.

The previous prime is 63273144659. The next prime is 63273144677. The reversal of 63273144667 is 76644137236.

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 63273144667 - 2³ = 63273144659 is a prime.

It is a super-2 number, since 2×63273144667² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63273144667.

It is not an unprimeable number, because it can be changed into a prime (63273144677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1913728 + ... + 1946509.

It is an arithmetic number, because the mean of its divisors is an integer number (8141241942).

Almost surely, 2^63273144667 is an apocalyptic number.

63273144667 is a deficient number, since it is larger than the sum of its proper divisors (1856790869).

63273144667 is a wasteful number, since it uses less digits than its factorization.

63273144667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3860717.

The product of its digits is 3048192, while the sum is 49.

The spelling of 63273144667 in words is "sixty-three billion, two hundred seventy-three million, one hundred forty-four thousand, six hundred sixty-seven".