15001032422242 has 16 divisors (see below), whose sum is σ = 22733699428440. Its totient is φ = 7423133810688.

The previous prime is 15001032422209. The next prime is 15001032422263. The reversal of 15001032422242 is 24222423010051.

It can be written as a sum of positive squares in 4 ways, for example, as 12542725148041 + 2458307274201 = 3541571^2 + 1567899^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 15001032422242.

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 7 ways as a sum of consecutive naturals, for example, 36338338 + ... + 36748834.

Almost surely, 2^{15001032422242} is an apocalyptic number.

15001032422242 is a deficient number, since it is larger than the sum of its proper divisors (7732667006198).

15001032422242 is a wasteful number, since it uses less digits than its factorization.

15001032422242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598965.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 15001032422242 its reverse (24222423010051), we get a palindrome (39223455432293).

The spelling of 15001032422242 in words is "fifteen trillion, one billion, thirty-two million, four hundred twenty-two thousand, two hundred forty-two".