15135115513342 has 128 divisors (see below), whose sum is σ = 27127689523200. Its totient is φ = 6258771763200.

The previous prime is 15135115513313. The next prime is 15135115513381. The reversal of 15135115513342 is 24331551153151.

It is a junction number, because it is equal to n+sod(n) for n = 15135115513295 and 15135115513304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 340115638 + ... + 340160134.

It is an arithmetic number, because the mean of its divisors is an integer number (211935074400).

Almost surely, 2^{15135115513342} is an apocalyptic number.

15135115513342 is a deficient number, since it is larger than the sum of its proper divisors (11992574009858).

15135115513342 is a wasteful number, since it uses less digits than its factorization.

15135115513342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44882.

The product of its digits is 135000, while the sum is 40.

Adding to 15135115513342 its reverse (24331551153151), we get a palindrome (39466666666493).

The spelling of 15135115513342 in words is "fifteen trillion, one hundred thirty-five billion, one hundred fifteen million, five hundred thirteen thousand, three hundred forty-two".