63146656623 has 8 divisors (see below), whose sum is σ = 84201405568. Its totient is φ = 42094839384.

The previous prime is 63146656619. The next prime is 63146656631. The reversal of 63146656623 is 32665664136.

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

It is not a de Polignac number, because 63146656623 - 2² = 63146656619 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 (63146656633) 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, 682165 + ... + 769182.

It is an arithmetic number, because the mean of its divisors is an integer number (10525175696).

Almost surely, 2^63146656623 is an apocalyptic number.

63146656623 is a deficient number, since it is larger than the sum of its proper divisors (21054748945).

63146656623 is a wasteful number, since it uses less digits than its factorization.

63146656623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465853.

The product of its digits is 2799360, while the sum is 48.

The spelling of 63146656623 in words is "sixty-three billion, one hundred forty-six million, six hundred fifty-six thousand, six hundred twenty-three".