2443442513145 has 32 divisors (see below), whose sum is σ = 3921050674944. Its totient is φ = 1299322675200.

The previous prime is 2443442513143. The next prime is 2443442513159. The reversal of 2443442513145 is 5413152443442.

2443442513145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2443442513145 - 2¹ = 2443442513143 is a prime.

It is a super-2 number, since 2×2443442513145² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2443442513097 and 2443442513106.

It is not an unprimeable number, because it can be changed into a prime (2443442513143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54627340 + ... + 54672050.

It is an arithmetic number, because the mean of its divisors is an integer number (122532833592).

Almost surely, 2^{2443442513145} is an apocalyptic number.

It is an amenable number.

2443442513145 is a deficient number, since it is larger than the sum of its proper divisors (1477608161799).

2443442513145 is a wasteful number, since it uses less digits than its factorization.

2443442513145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55393.

The product of its digits is 921600, while the sum is 42.

Adding to 2443442513145 its reverse (5413152443442), we get a palindrome (7856594956587).

The spelling of 2443442513145 in words is "two trillion, four hundred forty-three billion, four hundred forty-two million, five hundred thirteen thousand, one hundred forty-five".