15244432242 has 32 divisors (see below), whose sum is σ = 32897030208. Its totient is φ = 4681613376.

The previous prime is 15244432207. The next prime is 15244432243. The reversal of 15244432242 is 24223444251.

15244432242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (15244432243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146053 + ... + 227640.

It is an arithmetic number, because the mean of its divisors is an integer number (1028032194).

Almost surely, 2^15244432242 is an apocalyptic number.

15244432242 is an abundant number, since it is smaller than the sum of its proper divisors (17652597966).

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

15244432242 is a wasteful number, since it uses less digits than its factorization.

15244432242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374234.

The product of its digits is 61440, while the sum is 33.

Adding to 15244432242 its reverse (24223444251), we get a palindrome (39467876493).

The spelling of 15244432242 in words is "fifteen billion, two hundred forty-four million, four hundred thirty-two thousand, two hundred forty-two".