15320022542 has 16 divisors (see below), whose sum is σ = 25652132352. Its totient is φ = 6801700920.

The previous prime is 15320022511. The next prime is 15320022577. The reversal of 15320022542 is 24522002351.

15320022542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8096318 + ... + 8098209.

It is an arithmetic number, because the mean of its divisors is an integer number (1603258272).

Almost surely, 2^15320022542 is an apocalyptic number.

15320022542 is a deficient number, since it is larger than the sum of its proper divisors (10332109810).

15320022542 is a wasteful number, since it uses less digits than its factorization.

15320022542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16194583.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 15320022542 its reverse (24522002351), we get a palindrome (39842024893).

The spelling of 15320022542 in words is "fifteen billion, three hundred twenty million, twenty-two thousand, five hundred forty-two".