11655620701080 has 64 divisors (see below), whose sum is σ = 34968491929440. Its totient is φ = 3108020646912.

The previous prime is 11655620701063. The next prime is 11655620701099. The reversal of 11655620701080 is 8010702655611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333972 + ... + 4839708.

Almost surely, 2^{11655620701080} is an apocalyptic number.

11655620701080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11655620701080 is an abundant number, since it is smaller than the sum of its proper divisors (23312871228360).

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

11655620701080 is a wasteful number, since it uses less digits than its factorization.

11655620701080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4527308 (or 4527304 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 42.

The spelling of 11655620701080 in words is "eleven trillion, six hundred fifty-five billion, six hundred twenty million, seven hundred one thousand, eighty".