42516144554 has 16 divisors (see below), whose sum is σ = 70895408640. Its totient is φ = 18989840880.

The previous prime is 42516144491. The next prime is 42516144659. The reversal of 42516144554 is 45544161524.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26373974 + ... + 26375585.

It is an arithmetic number, because the mean of its divisors is an integer number (4430963040).

Almost surely, 2^42516144554 is an apocalyptic number.

42516144554 is a deficient number, since it is larger than the sum of its proper divisors (28379264086).

42516144554 is a wasteful number, since it uses less digits than its factorization.

42516144554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52749605.

The product of its digits is 384000, while the sum is 41.

The spelling of 42516144554 in words is "forty-two billion, five hundred sixteen million, one hundred forty-four thousand, five hundred fifty-four".