154542303211142 has 64 divisors (see below), whose sum is σ = 289249678080000. Its totient is φ = 60162238442880.

The previous prime is 154542303211133. The next prime is 154542303211147. The reversal of 154542303211142 is 241112303245451.

154542303211142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×154542303211142³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 154542303211096 and 154542303211105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154542303211147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1401447584 + ... + 1401557852.

It is an arithmetic number, because the mean of its divisors is an integer number (4519526220000).

Almost surely, 2^{154542303211142} is an apocalyptic number.

154542303211142 is a deficient number, since it is larger than the sum of its proper divisors (134707374868858).

154542303211142 is a wasteful number, since it uses less digits than its factorization.

154542303211142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117621.

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 154542303211142 its reverse (241112303245451), we get a palindrome (395654606456593).

The spelling of 154542303211142 in words is "one hundred fifty-four trillion, five hundred forty-two billion, three hundred three million, two hundred eleven thousand, one hundred forty-two".