11747988255164 has 24 divisors (see below), whose sum is σ = 23496155157888. Its totient is φ = 5034813827760.

The previous prime is 11747988255109. The next prime is 11747988255191. The reversal of 11747988255164 is 46155288974711.

It is a junction number, because it is equal to n+sod(n) for n = 11747988255094 and 11747988255103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2322059 + ... + 5374749.

It is an arithmetic number, because the mean of its divisors is an integer number (979006464912).

Almost surely, 2^{11747988255164} is an apocalyptic number.

11747988255164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11747988255164 is an abundant number, since it is smaller than the sum of its proper divisors (11748166902724).

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

11747988255164 is a wasteful number, since it uses less digits than its factorization.

11747988255164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3190145 (or 3190143 counting only the distinct ones).

The product of its digits is 135475200, while the sum is 68.

The spelling of 11747988255164 in words is "eleven trillion, seven hundred forty-seven billion, nine hundred eighty-eight million, two hundred fifty-five thousand, one hundred sixty-four".