142402234324 has 48 divisors (see below), whose sum is σ = 292027445248. Its totient is φ = 59487589728.

The previous prime is 142402234301. The next prime is 142402234363. The reversal of 142402234324 is 423432204241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464917 + ... + 707779.

Almost surely, 2^142402234324 is an apocalyptic number.

142402234324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142402234324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146013722624).

142402234324 is an abundant number, since it is smaller than the sum of its proper divisors (149625210924).

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

142402234324 is a wasteful number, since it uses less digits than its factorization.

142402234324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243404 (or 243402 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 142402234324 its reverse (423432204241), we get a palindrome (565834438565).

The spelling of 142402234324 in words is "one hundred forty-two billion, four hundred two million, two hundred thirty-four thousand, three hundred twenty-four".