63226040628 has 24 divisors (see below), whose sum is σ = 147714905632. Its totient is φ = 21048564384.

The previous prime is 63226040557. The next prime is 63226040711. The reversal of 63226040628 is 82604062236.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3337975 + ... + 3356862.

Almost surely, 2^63226040628 is an apocalyptic number.

It is an amenable number.

63226040628 is an abundant number, since it is smaller than the sum of its proper divisors (84488865004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63226040628 is a wasteful number, since it uses less digits than its factorization.

63226040628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6695631 (or 6695629 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 39.

The spelling of 63226040628 in words is "sixty-three billion, two hundred twenty-six million, forty thousand, six hundred twenty-eight".