63428628572 has 24 divisors (see below), whose sum is σ = 111760997712. Its totient is φ = 31497379200.

The previous prime is 63428628551. The next prime is 63428628577. The reversal of 63428628572 is 27582682436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63428628577) 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, 493403 + ... + 608525.

It is an arithmetic number, because the mean of its divisors is an integer number (4656708238).

Almost surely, 2^63428628572 is an apocalyptic number.

It is an amenable number.

63428628572 is a deficient number, since it is larger than the sum of its proper divisors (48332369140).

63428628572 is a wasteful number, since it uses less digits than its factorization.

63428628572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116069 (or 116067 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 53.

The spelling of 63428628572 in words is "sixty-three billion, four hundred twenty-eight million, six hundred twenty-eight thousand, five hundred seventy-two".