11387698984692 has 36 divisors (see below), whose sum is σ = 28792031347716. Its totient is φ = 3795047936640.

The previous prime is 11387698984637. The next prime is 11387698984729. The reversal of 11387698984692 is 29648989678311.

11387698984692 is a `hidden beast` number, since 1 + 1 + 3 + 8 + 7 + 69 + 8 + 98 + 469 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6890814001296 + 4496884983396 = 2625036^2 + 2120586^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

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, 35325859 + ... + 35646762.

Almost surely, 2^{11387698984692} is an apocalyptic number.

11387698984692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11387698984692 is an abundant number, since it is smaller than the sum of its proper divisors (17404332363024).

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

11387698984692 is a wasteful number, since it uses less digits than its factorization.

11387698984692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70977088 (or 70977083 counting only the distinct ones).

The product of its digits is 2257403904, while the sum is 81.

The spelling of 11387698984692 in words is "eleven trillion, three hundred eighty-seven billion, six hundred ninety-eight million, nine hundred eighty-four thousand, six hundred ninety-two".