154045055555 has 32 divisors (see below), whose sum is σ = 189301432320. Its totient is φ = 120302375040.

The previous prime is 154045055537. The next prime is 154045055561. The reversal of 154045055555 is 555550540451.

It is a happy number.

It is not a de Polignac number, because 154045055555 - 2⁶ = 154045055491 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46078214 + ... + 46081556.

It is an arithmetic number, because the mean of its divisors is an integer number (5915669760).

Almost surely, 2^154045055555 is an apocalyptic number.

154045055555 is a deficient number, since it is larger than the sum of its proper divisors (35256376765).

154045055555 is a wasteful number, since it uses less digits than its factorization.

154045055555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4451.

The product of its (nonzero) digits is 1250000, while the sum is 44.

The spelling of 154045055555 in words is "one hundred fifty-four billion, forty-five million, fifty-five thousand, five hundred fifty-five".