154414015242 has 16 divisors (see below), whose sum is σ = 308894515200. Its totient is φ = 51460257632.

The previous prime is 154414015229. The next prime is 154414015243. The reversal of 154414015242 is 242510414451.

It is not an unprimeable number, because it can be changed into a prime (154414015243) 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, 2739978 + ... + 2795765.

It is an arithmetic number, because the mean of its divisors is an integer number (19305907200).

Almost surely, 2^154414015242 is an apocalyptic number.

154414015242 is an abundant number, since it is smaller than the sum of its proper divisors (154480499958).

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

154414015242 is a wasteful number, since it uses less digits than its factorization.

154414015242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540397.

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 154414015242 its reverse (242510414451), we get a palindrome (396924429693).

The spelling of 154414015242 in words is "one hundred fifty-four billion, four hundred fourteen million, fifteen thousand, two hundred forty-two".