11520514644352 has 64 divisors (see below), whose sum is σ = 26524459562400. Its totient is φ = 4881887391744.

The previous prime is 11520514644293. The next prime is 11520514644371. The reversal of 11520514644352 is 25344641502511.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 11520514644299 and 11520514644308.

It is a congruent number.

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, 72154623 + ... + 72314110.

Almost surely, 2^{11520514644352} is an apocalyptic number.

It is an amenable number.

11520514644352 is an abundant number, since it is smaller than the sum of its proper divisors (15003944918048).

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

11520514644352 is an equidigital number, since it uses as much as digits as its factorization.

11520514644352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144468843 (or 144468831 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 11520514644352 in words is "eleven trillion, five hundred twenty billion, five hundred fourteen million, six hundred forty-four thousand, three hundred fifty-two".