10885840428 has 12 divisors (see below), whose sum is σ = 25400294360. Its totient is φ = 3628613472.

The previous prime is 10885840421. The next prime is 10885840447. The reversal of 10885840428 is 82404858801.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (10885840421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453576673 + ... + 453576696.

Almost surely, 2^10885840428 is an apocalyptic number.

It is an amenable number.

10885840428 is an abundant number, since it is smaller than the sum of its proper divisors (14514453932).

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

10885840428 is a wasteful number, since it uses less digits than its factorization.

10885840428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907153376 (or 907153374 counting only the distinct ones).

The product of its (nonzero) digits is 655360, while the sum is 48.

The spelling of 10885840428 in words is "ten billion, eight hundred eighty-five million, eight hundred forty thousand, four hundred twenty-eight".