42144346506 has 16 divisors (see below), whose sum is σ = 84293149248. Its totient is φ = 14047372800.

The previous prime is 42144346471. The next prime is 42144346511. The reversal of 42144346506 is 60564344124.

It is a super-2 number, since 2×42144346506² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55735 + ... + 295626.

It is an arithmetic number, because the mean of its divisors is an integer number (5268321828).

Almost surely, 2^42144346506 is an apocalyptic number.

42144346506 is an abundant number, since it is smaller than the sum of its proper divisors (42148802742).

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

42144346506 is a wasteful number, since it uses less digits than its factorization.

42144346506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371357.

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 42144346506 in words is "forty-two billion, one hundred forty-four million, three hundred forty-six thousand, five hundred six".