10891742298 has 16 divisors (see below), whose sum is σ = 21788559360. Its totient is φ = 3629734976.

The previous prime is 10891742297. The next prime is 10891742311. The reversal of 10891742298 is 89224719801.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10891742298.

It is not an unprimeable number, because it can be changed into a prime (10891742297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183258 + ... + 235301.

It is an arithmetic number, because the mean of its divisors is an integer number (1361784960).

Almost surely, 2^10891742298 is an apocalyptic number.

10891742298 is an abundant number, since it is smaller than the sum of its proper divisors (10896817062).

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

10891742298 is a wasteful number, since it uses less digits than its factorization.

10891742298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422901.

The product of its (nonzero) digits is 580608, while the sum is 51.

The spelling of 10891742298 in words is "ten billion, eight hundred ninety-one million, seven hundred forty-two thousand, two hundred ninety-eight".