13423542313540 has 96 divisors (see below), whose sum is σ = 28708519996800. Its totient is φ = 5271534643200.

The previous prime is 13423542313463. The next prime is 13423542313567. The reversal of 13423542313540 is 4531324532431.

It is a junction number, because it is equal to n+sod(n) for n = 13423542313493 and 13423542313502.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 232176156 + ... + 232233964.

It is an arithmetic number, because the mean of its divisors is an integer number (299047083300).

Almost surely, 2^{13423542313540} is an apocalyptic number.

13423542313540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13423542313540 is an abundant number, since it is smaller than the sum of its proper divisors (15284977683260).

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

13423542313540 is a wasteful number, since it uses less digits than its factorization.

13423542313540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58885 (or 58883 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 13423542313540 its reverse (4531324532431), we get a palindrome (17954866845971).

The spelling of 13423542313540 in words is "thirteen trillion, four hundred twenty-three billion, five hundred forty-two million, three hundred thirteen thousand, five hundred forty".