11253405421342 has 32 divisors (see below), whose sum is σ = 19480475469312. Its totient is φ = 4775665029984.

The previous prime is 11253405421249. The next prime is 11253405421351. The reversal of 11253405421342 is 24312450435211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17276968 + ... + 17916484.

It is an arithmetic number, because the mean of its divisors is an integer number (608764858416).

Almost surely, 2^{11253405421342} is an apocalyptic number.

11253405421342 is a deficient number, since it is larger than the sum of its proper divisors (8227070047970).

11253405421342 is a wasteful number, since it uses less digits than its factorization.

11253405421342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651832.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 11253405421342 its reverse (24312450435211), we get a palindrome (35565855856553).

The spelling of 11253405421342 in words is "eleven trillion, two hundred fifty-three billion, four hundred five million, four hundred twenty-one thousand, three hundred forty-two".