10884638091 has 32 divisors (see below), whose sum is σ = 15492096000. Its totient is φ = 6777826848.

The previous prime is 10884638087. The next prime is 10884638101. The reversal of 10884638091 is 19083648801.

It is not a de Polignac number, because 10884638091 - 2² = 10884638087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10884638091.

It is not an unprimeable number, because it can be changed into a prime (10884638071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4425220 + ... + 4427678.

It is an arithmetic number, because the mean of its divisors is an integer number (484128000).

Almost surely, 2^10884638091 is an apocalyptic number.

10884638091 is a deficient number, since it is larger than the sum of its proper divisors (4607457909).

10884638091 is a wasteful number, since it uses less digits than its factorization.

10884638091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3543.

The product of its (nonzero) digits is 331776, while the sum is 48.

The spelling of 10884638091 in words is "ten billion, eight hundred eighty-four million, six hundred thirty-eight thousand, ninety-one".