891126213696 has 84 divisors (see below), whose sum is σ = 2554511731200. Its totient is φ = 297011912448.

The previous prime is 891126213667. The next prime is 891126213709. The reversal of 891126213696 is 696312621198.

891126213696 is a `hidden beast` number, since 8 + 9 + 1 + 1 + 2 + 621 + 3 + 6 + 9 + 6 = 666.

891126213696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6008725 + ... + 6155243.

Almost surely, 2^891126213696 is an apocalyptic number.

It is an amenable number.

891126213696 is an abundant number, since it is smaller than the sum of its proper divisors (1663385517504).

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

891126213696 is a wasteful number, since it uses less digits than its factorization.

891126213696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157096 (or 157083 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The spelling of 891126213696 in words is "eight hundred ninety-one billion, one hundred twenty-six million, two hundred thirteen thousand, six hundred ninety-six".