13135268374242 has 16 divisors (see below), whose sum is σ = 30023470569792. Its totient is φ = 3752933821200.

The previous prime is 13135268374219. The next prime is 13135268374271. The reversal of 13135268374242 is 24247386253131.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156372242509 + ... + 156372242592.

It is an arithmetic number, because the mean of its divisors is an integer number (1876466910612).

Almost surely, 2^{13135268374242} is an apocalyptic number.

13135268374242 is an abundant number, since it is smaller than the sum of its proper divisors (16888202195550).

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

13135268374242 is a wasteful number, since it uses less digits than its factorization.

13135268374242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312744485113.

The product of its digits is 5806080, while the sum is 51.

The spelling of 13135268374242 in words is "thirteen trillion, one hundred thirty-five billion, two hundred sixty-eight million, three hundred seventy-four thousand, two hundred forty-two".