15532542422 has 16 divisors (see below), whose sum is σ = 25194214080. Its totient is φ = 7153911168.

The previous prime is 15532542409. The next prime is 15532542451. The reversal of 15532542422 is 22424523551.

It is a happy number.

It is a congruent number.

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, 4858397 + ... + 4861592.

It is an arithmetic number, because the mean of its divisors is an integer number (1574638380).

Almost surely, 2^15532542422 is an apocalyptic number.

15532542422 is a deficient number, since it is larger than the sum of its proper divisors (9661671658).

15532542422 is a wasteful number, since it uses less digits than its factorization.

15532542422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9720055.

The product of its digits is 96000, while the sum is 35.

The spelling of 15532542422 in words is "fifteen billion, five hundred thirty-two million, five hundred forty-two thousand, four hundred twenty-two".