13443510452442 has 64 divisors (see below), whose sum is σ = 32746238337024. Its totient is φ = 3595832570880.

The previous prime is 13443510452431. The next prime is 13443510452497. The reversal of 13443510452442 is 24425401534431.

It is a super-3 number, since 3×13443510452442³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 13443510452394 and 13443510452403.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148004359 + ... + 148095162.

It is an arithmetic number, because the mean of its divisors is an integer number (511659974016).

Almost surely, 2^{13443510452442} is an apocalyptic number.

13443510452442 is an abundant number, since it is smaller than the sum of its proper divisors (19302727884582).

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

13443510452442 is a wasteful number, since it uses less digits than its factorization.

13443510452442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296099603.

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

Adding to 13443510452442 its reverse (24425401534431), we get a palindrome (37868911986873).

The spelling of 13443510452442 in words is "thirteen trillion, four hundred forty-three billion, five hundred ten million, four hundred fifty-two thousand, four hundred forty-two".