11655601004052 has 120 divisors (see below), whose sum is σ = 30610663155072. Its totient is φ = 3867280848000.

The previous prime is 11655601004023. The next prime is 11655601004063. The reversal of 11655601004052 is 25040010655611.

11655601004052 is a `hidden beast` number, since 1 + 1 + 6 + 5 + 5 + 601 + 0 + 0 + 40 + 5 + 2 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 11655601003998 and 11655601004016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 251440677 + ... + 251487027.

Almost surely, 2^{11655601004052} is an apocalyptic number.

11655601004052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11655601004052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15305331577536).

11655601004052 is an abundant number, since it is smaller than the sum of its proper divisors (18955062151020).

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

11655601004052 is a wasteful number, since it uses less digits than its factorization.

11655601004052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49931 (or 49920 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

Adding to 11655601004052 its reverse (25040010655611), we get a palindrome (36695611659663).

It can be divided in two parts, 1165560 and 1004052, that added together give a palindrome (2169612).

The spelling of 11655601004052 in words is "eleven trillion, six hundred fifty-five billion, six hundred one million, four thousand, fifty-two".