11655620701090 has 128 divisors (see below), whose sum is σ = 23279420736000. Its totient is φ = 4184390762496.

The previous prime is 11655620701063. The next prime is 11655620701099. The reversal of 11655620701090 is 9010702655611.

It is not an unprimeable number, because it can be changed into a prime (11655620701099) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 61766562 + ... + 61954978.

It is an arithmetic number, because the mean of its divisors is an integer number (181870474500).

Almost surely, 2^{11655620701090} is an apocalyptic number.

11655620701090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11655620701090 is a deficient number, since it is larger than the sum of its proper divisors (11623800034910).

11655620701090 is a wasteful number, since it uses less digits than its factorization.

11655620701090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188684.

The product of its (nonzero) digits is 113400, while the sum is 43.

The spelling of 11655620701090 in words is "eleven trillion, six hundred fifty-five billion, six hundred twenty million, seven hundred one thousand, ninety".