15424042000 has 80 divisors (see below), whose sum is σ = 38303499312. Its totient is φ = 6002841600.

The previous prime is 15424041959. The next prime is 15424042003. The reversal of 15424042000 is 24042451.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 6794375184 + 8629666816 = 82428^2 + 92896^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (15424042003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30217 + ... + 178216.

Almost surely, 2^15424042000 is an apocalyptic number.

15424042000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15424042000 is an abundant number, since it is smaller than the sum of its proper divisors (22879457312).

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

15424042000 is a wasteful number, since it uses less digits than its factorization.

15424042000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208493 (or 208477 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

Adding to 15424042000 its reverse (24042451), we get a palindrome (15448084451).

The spelling of 15424042000 in words is "fifteen billion, four hundred twenty-four million, forty-two thousand".