15532304142 has 16 divisors (see below), whose sum is σ = 31112928000. Its totient is φ = 5169381432.

The previous prime is 15532304141. The next prime is 15532304191. The reversal of 15532304142 is 24140323551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15532304141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2009142 + ... + 2016857.

It is an arithmetic number, because the mean of its divisors is an integer number (1944558000).

Almost surely, 2^15532304142 is an apocalyptic number.

15532304142 is an abundant number, since it is smaller than the sum of its proper divisors (15580623858).

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

15532304142 is a wasteful number, since it uses less digits than its factorization.

15532304142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4026647.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 15532304142 its reverse (24140323551), we get a palindrome (39672627693).

The spelling of 15532304142 in words is "fifteen billion, five hundred thirty-two million, three hundred four thousand, one hundred forty-two".