11692977921016 has 128 divisors (see below), whose sum is σ = 27686634624000. Its totient is φ = 4510964570112.

The previous prime is 11692977920893. The next prime is 11692977921017. The reversal of 11692977921016 is 61012977929611.

It is a super-2 number, since 2×11692977921016² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11692977921017) 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, 274532650 + ... + 274575238.

It is an arithmetic number, because the mean of its divisors is an integer number (216301833000).

Almost surely, 2^{11692977921016} 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 11692977921016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13843317312000).

11692977921016 is an abundant number, since it is smaller than the sum of its proper divisors (15993656702984).

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

11692977921016 is a wasteful number, since it uses less digits than its factorization.

11692977921016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55181 (or 55177 counting only the distinct ones).

The product of its (nonzero) digits is 5143824, while the sum is 61.

The spelling of 11692977921016 in words is "eleven trillion, six hundred ninety-two billion, nine hundred seventy-seven million, nine hundred twenty-one thousand, sixteen".