154505303102242 has 8 divisors (see below), whose sum is σ = 232039556058816. Its totient is φ = 77158784415972.

The previous prime is 154505303102233. The next prime is 154505303102263. The reversal of 154505303102242 is 242201303505451.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46933565518 + ... + 46933568809.

It is an arithmetic number, because the mean of its divisors is an integer number (29004944507352).

Almost surely, 2^{154505303102242} is an apocalyptic number.

154505303102242 is a deficient number, since it is larger than the sum of its proper divisors (77534252956574).

154505303102242 is an equidigital number, since it uses as much as digits as its factorization.

154505303102242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93867135152.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 154505303102242 its reverse (242201303505451), we get a palindrome (396706606607693).

The spelling of 154505303102242 in words is "one hundred fifty-four trillion, five hundred five billion, three hundred three million, one hundred two thousand, two hundred forty-two".