154040255525142 has 96 divisors (see below), whose sum is σ = 386035408362240. Its totient is φ = 43480474770240.

The previous prime is 154040255525137. The next prime is 154040255525239. The reversal of 154040255525142 is 241525552040451.

154040255525142 is a `hidden beast` number, since 1 + 5 + 4 + 0 + 4 + 0 + 2 + 5 + 552 + 51 + 42 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 871470892 + ... + 871647632.

It is an arithmetic number, because the mean of its divisors is an integer number (4021202170440).

Almost surely, 2^{154040255525142} is an apocalyptic number.

154040255525142 is an abundant number, since it is smaller than the sum of its proper divisors (231995152837098).

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

154040255525142 is a wasteful number, since it uses less digits than its factorization.

154040255525142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260178 (or 260175 counting only the distinct ones).

The product of its (nonzero) digits is 1600000, while the sum is 45.

The spelling of 154040255525142 in words is "one hundred fifty-four trillion, forty billion, two hundred fifty-five million, five hundred twenty-five thousand, one hundred forty-two".