15011240042 has 16 divisors (see below), whose sum is σ = 23000291712. Its totient is φ = 7344536640.

The previous prime is 15011240029. The next prime is 15011240071. The reversal of 15011240042 is 24004211051.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 15011239996 and 15011240023.

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, 630617 + ... + 653987.

It is an arithmetic number, because the mean of its divisors is an integer number (1437518232).

Almost surely, 2^15011240042 is an apocalyptic number.

15011240042 is a deficient number, since it is larger than the sum of its proper divisors (7989051670).

15011240042 is a wasteful number, since it uses less digits than its factorization.

15011240042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30253.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 15011240042 its reverse (24004211051), we get a palindrome (39015451093).

The spelling of 15011240042 in words is "fifteen billion, eleven million, two hundred forty thousand, forty-two".