11161116634040 has 64 divisors (see below), whose sum is σ = 25843758622560. Its totient is φ = 4334938836480.

The previous prime is 11161116634033. The next prime is 11161116634049. The reversal of 11161116634040 is 4043661116111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11161116634049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6952847 + ... + 8406206.

Almost surely, 2^{11161116634040} is an apocalyptic number.

11161116634040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11161116634040 is an abundant number, since it is smaller than the sum of its proper divisors (14682641988520).

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

11161116634040 is a wasteful number, since it uses less digits than its factorization.

11161116634040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15359592 (or 15359588 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 11161116634040 in words is "eleven trillion, one hundred sixty-one billion, one hundred sixteen million, six hundred thirty-four thousand, forty".