63428395332 has 48 divisors (see below), whose sum is σ = 150963321600. Its totient is φ = 20721576480.

The previous prime is 63428395307. The next prime is 63428395367. The reversal of 63428395332 is 23359382436.

It is a super-2 number, since 2×63428395332² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99019 + ... + 369677.

It is an arithmetic number, because the mean of its divisors is an integer number (3145069200).

Almost surely, 2^63428395332 is an apocalyptic number.

It is an amenable number.

63428395332 is an abundant number, since it is smaller than the sum of its proper divisors (87534926268).

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

63428395332 is a wasteful number, since it uses less digits than its factorization.

63428395332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271056 (or 271054 counting only the distinct ones).

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

The spelling of 63428395332 in words is "sixty-three billion, four hundred twenty-eight million, three hundred ninety-five thousand, three hundred thirty-two".