11560671720 has 96 divisors (see below), whose sum is σ = 40462367400. Its totient is φ = 2845702656.

The previous prime is 11560671701. The next prime is 11560671757. The reversal of 11560671720 is 2717606511.

11560671720 is a `hidden beast` number, since 1 + 1 + 560 + 6 + 71 + 7 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10466517636 + 1094154084 = 102306^2 + 33078^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1230435 + ... + 1239794.

Almost surely, 2^11560671720 is an apocalyptic number.

11560671720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11560671720 is an abundant number, since it is smaller than the sum of its proper divisors (28901695680).

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

11560671720 is a wasteful number, since it uses less digits than its factorization.

11560671720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2470259 (or 2470252 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The spelling of 11560671720 in words is "eleven billion, five hundred sixty million, six hundred seventy-one thousand, seven hundred twenty".