15442132404424 has 32 divisors (see below), whose sum is σ = 33444190504800. Its totient is φ = 6606259851520.

The previous prime is 15442132404389. The next prime is 15442132404427. The reversal of 15442132404424 is 42440423124451.

It is not an unprimeable number, because it can be changed into a prime (15442132404427) 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, 5161139014 + ... + 5161142005.

It is an arithmetic number, because the mean of its divisors is an integer number (1045130953275).

Almost surely, 2^{15442132404424} is an apocalyptic number.

It is an amenable number.

15442132404424 is an abundant number, since it is smaller than the sum of its proper divisors (18002058100376).

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

15442132404424 is a wasteful number, since it uses less digits than its factorization.

15442132404424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10322281053 (or 10322281049 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 40.

Adding to 15442132404424 its reverse (42440423124451), we get a palindrome (57882555528875).

The spelling of 15442132404424 in words is "fifteen trillion, four hundred forty-two billion, one hundred thirty-two million, four hundred four thousand, four hundred twenty-four".