242134200040 has 64 divisors (see below), whose sum is σ = 550721280960. Its totient is φ = 95806364160.

The previous prime is 242134200023. The next prime is 242134200067. The reversal of 242134200040 is 40002431242.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 242134199984 and 242134200020.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1472775 + ... + 1628905.

It is an arithmetic number, because the mean of its divisors is an integer number (8605020015).

Almost surely, 2^242134200040 is an apocalyptic number.

242134200040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242134200040 is an abundant number, since it is smaller than the sum of its proper divisors (308587080920).

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

242134200040 is a wasteful number, since it uses less digits than its factorization.

242134200040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156562 (or 156558 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 242134200040 its reverse (40002431242), we get a palindrome (282136631282).

The spelling of 242134200040 in words is "two hundred forty-two billion, one hundred thirty-four million, two hundred thousand, forty".