11704736671220 has 24 divisors (see below), whose sum is σ = 24585678117000. Its totient is φ = 4680803028992.

The previous prime is 11704736671171. The next prime is 11704736671247. The reversal of 11704736671220 is 2217663740711.

It can be written as a sum of positive squares in 4 ways, for example, as 6036632785936 + 5668103885284 = 2456956^2 + 2380778^2 .

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, 68139545 + ... + 68311104.

It is an arithmetic number, because the mean of its divisors is an integer number (1024403254875).

Almost surely, 2^{11704736671220} is an apocalyptic number.

11704736671220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11704736671220 is an abundant number, since it is smaller than the sum of its proper divisors (12880941445780).

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

11704736671220 is a wasteful number, since it uses less digits than its factorization.

11704736671220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136454947 (or 136454945 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 47.

The spelling of 11704736671220 in words is "eleven trillion, seven hundred four billion, seven hundred thirty-six million, six hundred seventy-one thousand, two hundred twenty".