2015142044024 has 16 divisors (see below), whose sum is σ = 3778411030800. Its totient is φ = 1007565769152.

The previous prime is 2015142044011. The next prime is 2015142044051. The reversal of 2015142044024 is 4204402415102.

It is a happy number.

It is a super-2 number, since 2×2015142044024² (a number of 25 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1325924 + ... + 2405900.

It is an arithmetic number, because the mean of its divisors is an integer number (236150689425).

Almost surely, 2^{2015142044024} is an apocalyptic number.

It is an amenable number.

2015142044024 is a deficient number, since it is larger than the sum of its proper divisors (1763268986776).

2015142044024 is a wasteful number, since it uses less digits than its factorization.

2015142044024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313222 (or 1313218 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 2015142044024 its reverse (4204402415102), we get a palindrome (6219544459126).

The spelling of 2015142044024 in words is "two trillion, fifteen billion, one hundred forty-two million, forty-four thousand, twenty-four".