42545554154 has 16 divisors (see below), whose sum is σ = 66332837088. Its totient is φ = 20448462672.

The previous prime is 42545554153. The next prime is 42545554171. The reversal of 42545554154 is 45145554524.

It is not an unprimeable number, because it can be changed into a prime (42545554153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3457352 + ... + 3469635.

It is an arithmetic number, because the mean of its divisors is an integer number (4145802318).

Almost surely, 2^42545554154 is an apocalyptic number.

42545554154 is a deficient number, since it is larger than the sum of its proper divisors (23787282934).

42545554154 is a wasteful number, since it uses less digits than its factorization.

42545554154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6927109.

The product of its digits is 1600000, while the sum is 44.

The spelling of 42545554154 in words is "forty-two billion, five hundred forty-five million, five hundred fifty-four thousand, one hundred fifty-four".