63446622343 has 8 divisors (see below), whose sum is σ = 69447249536. Its totient is φ = 57606012000.

The previous prime is 63446622341. The next prime is 63446622359. The reversal of 63446622343 is 34322664436.

63446622343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 63446622343 - 2¹ = 63446622341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63446622343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63446622341) 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, 40003383 + ... + 40004968.

It is an arithmetic number, because the mean of its divisors is an integer number (8680906192).

Almost surely, 2^63446622343 is an apocalyptic number.

63446622343 is a deficient number, since it is larger than the sum of its proper divisors (6000627193).

63446622343 is a wasteful number, since it uses less digits than its factorization.

63446622343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80008425.

The product of its digits is 1492992, while the sum is 43.

The spelling of 63446622343 in words is "sixty-three billion, four hundred forty-six million, six hundred twenty-two thousand, three hundred forty-three".