11620205655602 has 16 divisors (see below), whose sum is σ = 17793413957400. Its totient is φ = 5689899527040.

The previous prime is 11620205655577. The next prime is 11620205655623. The reversal of 11620205655602 is 20655650202611.

It can be written as a sum of positive squares in 4 ways, for example, as 5538166795561 + 6082038860041 = 2353331^2 + 2466179^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11620205655602.

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, 207936227 + ... + 207992102.

Almost surely, 2^{11620205655602} is an apocalyptic number.

11620205655602 is a deficient number, since it is larger than the sum of its proper divisors (6173208301798).

11620205655602 is a wasteful number, since it uses less digits than its factorization.

11620205655602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415928621.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 11620205655602 in words is "eleven trillion, six hundred twenty billion, two hundred five million, six hundred fifty-five thousand, six hundred two".