63420402288 has 40 divisors (see below), whose sum is σ = 164200986000. Its totient is φ = 21093044224.

The previous prime is 63420402259. The next prime is 63420402341. The reversal of 63420402288 is 88220402436.

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, 1449783 + ... + 1492886.

It is an arithmetic number, because the mean of its divisors is an integer number (4105024650).

Almost surely, 2^63420402288 is an apocalyptic number.

It is an amenable number.

63420402288 is an abundant number, since it is smaller than the sum of its proper divisors (100780583712).

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

63420402288 is a wasteful number, since it uses less digits than its factorization.

63420402288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2943129 (or 2943123 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 39.

The spelling of 63420402288 in words is "sixty-three billion, four hundred twenty million, four hundred two thousand, two hundred eighty-eight".