10891692396 has 432 divisors, whose sum is σ = 33764290560. Its totient is φ = 2943682560.

The previous prime is 10891692349. The next prime is 10891692401. The reversal of 10891692396 is 69329619801.

10891692396 is a `hidden beast` number, since 10 + 89 + 169 + 2 + 396 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 137869485 + ... + 137869563.

It is an arithmetic number, because the mean of its divisors is an integer number (78158080).

Almost surely, 2^10891692396 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10891692396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16882145280).

10891692396 is an abundant number, since it is smaller than the sum of its proper divisors (22872598164).

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

10891692396 is a wasteful number, since it uses less digits than its factorization.

10891692396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The spelling of 10891692396 in words is "ten billion, eight hundred ninety-one million, six hundred ninety-two thousand, three hundred ninety-six".