10949017128 has 64 divisors (see below), whose sum is σ = 31711474560. Its totient is φ = 3085433856.

The previous prime is 10949017109. The next prime is 10949017147. The reversal of 10949017128 is 82171094901.

It is an interprime number because it is at equal distance from previous prime (10949017109) and next prime (10949017147).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 10949017128.

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, 434125 + ... + 458652.

It is an arithmetic number, because the mean of its divisors is an integer number (495491790).

Almost surely, 2^10949017128 is an apocalyptic number.

It is an amenable number.

10949017128 is an abundant number, since it is smaller than the sum of its proper divisors (20762457432).

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

10949017128 is a wasteful number, since it uses less digits than its factorization.

10949017128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892866 (or 892862 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 42.

The spelling of 10949017128 in words is "ten billion, nine hundred forty-nine million, seventeen thousand, one hundred twenty-eight".