15042435034542 has 16 divisors (see below), whose sum is σ = 30382740070992. Its totient is φ = 4964500011200.

The previous prime is 15042435034493. The next prime is 15042435034573. The reversal of 15042435034542 is 24543053424051.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 15042435034494 and 15042435034503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12411249423 + ... + 12411250634.

It is an arithmetic number, because the mean of its divisors is an integer number (1898921254437).

Almost surely, 2^{15042435034542} is an apocalyptic number.

15042435034542 is an abundant number, since it is smaller than the sum of its proper divisors (15340305036450).

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

15042435034542 is a wasteful number, since it uses less digits than its factorization.

15042435034542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24822500163.

The product of its (nonzero) digits is 1152000, while the sum is 42.

Adding to 15042435034542 its reverse (24543053424051), we get a palindrome (39585488458593).

The spelling of 15042435034542 in words is "fifteen trillion, forty-two billion, four hundred thirty-five million, thirty-four thousand, five hundred forty-two".