2118562323552 has 36 divisors (see below), whose sum is σ = 6024661608420. Its totient is φ = 706187441088.

The previous prime is 2118562323551. The next prime is 2118562323557. The reversal of 2118562323552 is 2553232658112.

2118562323552 is a `hidden beast` number, since 2 + 1 + 1 + 8 + 5 + 62 + 32 + 3 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-4 number, since 4×2118562323552⁴ (a number of 50 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2118562323498 and 2118562323507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2118562323551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3678059302 + ... + 3678059877.

It is an arithmetic number, because the mean of its divisors is an integer number (167351711345).

Almost surely, 2^{2118562323552} is an apocalyptic number.

It is an amenable number.

2118562323552 is an abundant number, since it is smaller than the sum of its proper divisors (3906099284868).

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

2118562323552 is a wasteful number, since it uses less digits than its factorization.

2118562323552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7356119195 (or 7356119184 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The spelling of 2118562323552 in words is "two trillion, one hundred eighteen billion, five hundred sixty-two million, three hundred twenty-three thousand, five hundred fifty-two".