128094451996 has 12 divisors (see below), whose sum is σ = 256188904048. Its totient is φ = 54897622272.

The previous prime is 128094451987. The next prime is 128094452011. The reversal of 128094451996 is 699154490821.

128094451996 is an admirable number.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 128094451996.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2287400901 + ... + 2287400956.

Almost surely, 2^128094451996 is an apocalyptic number.

It is an amenable number.

128094451996 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

128094451996 is a wasteful number, since it uses less digits than its factorization.

128094451996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4574801868 (or 4574801866 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 58.

The spelling of 128094451996 in words is "one hundred twenty-eight billion, ninety-four million, four hundred fifty-one thousand, nine hundred ninety-six".