11415544452452 has 72 divisors (see below), whose sum is σ = 23844023812224. Its totient is φ = 4765578003648.

The previous prime is 11415544452443. The next prime is 11415544452517. The reversal of 11415544452452 is 25425444551411.

11415544452452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11415544452397 and 11415544452406.

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, 1247738 + ... + 4938414.

It is an arithmetic number, because the mean of its divisors is an integer number (331166997392).

Almost surely, 2^{11415544452452} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11415544452452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11922011906112).

11415544452452 is an abundant number, since it is smaller than the sum of its proper divisors (12428479359772).

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

11415544452452 is a wasteful number, since it uses less digits than its factorization.

11415544452452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3691105 (or 3691096 counting only the distinct ones).

The product of its digits is 2560000, while the sum is 47.

The spelling of 11415544452452 in words is "eleven trillion, four hundred fifteen billion, five hundred forty-four million, four hundred fifty-two thousand, four hundred fifty-two".