154066511011542 has 16 divisors (see below), whose sum is σ = 314689043768832. Its totient is φ = 50262833379560.

The previous prime is 154066511011381. The next prime is 154066511011561. The reversal of 154066511011542 is 245110115660451.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 154066511011494 and 154066511011503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273167572434 + ... + 273167572997.

It is an arithmetic number, because the mean of its divisors is an integer number (19668065235552).

Almost surely, 2^{154066511011542} is an apocalyptic number.

154066511011542 is an abundant number, since it is smaller than the sum of its proper divisors (160622532757290).

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

154066511011542 is a wasteful number, since it uses less digits than its factorization.

154066511011542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546335145483.

The product of its (nonzero) digits is 144000, while the sum is 42.

Adding to 154066511011542 its reverse (245110115660451), we get a palindrome (399176626671993).

The spelling of 154066511011542 in words is "one hundred fifty-four trillion, sixty-six billion, five hundred eleven million, eleven thousand, five hundred forty-two".