42168382554 has 16 divisors (see below), whose sum is σ = 84338880192. Its totient is φ = 14055775008.

The previous prime is 42168382541. The next prime is 42168382559. The reversal of 42168382554 is 45528386124.

It is not an unprimeable number, because it can be changed into a prime (42168382559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308067 + ... + 423369.

It is an arithmetic number, because the mean of its divisors is an integer number (5271180012).

Almost surely, 2^42168382554 is an apocalyptic number.

42168382554 is an abundant number, since it is smaller than the sum of its proper divisors (42170497638).

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

42168382554 is a wasteful number, since it uses less digits than its factorization.

42168382554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176261.

The product of its digits is 1843200, while the sum is 48.

The spelling of 42168382554 in words is "forty-two billion, one hundred sixty-eight million, three hundred eighty-two thousand, five hundred fifty-four".