42642044264 has 16 divisors (see below), whose sum is σ = 81813225120. Its totient is φ = 20825184240.

The previous prime is 42642044209. The next prime is 42642044279. The reversal of 42642044264 is 46244024624.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61979372 + ... + 61980059.

It is an arithmetic number, because the mean of its divisors is an integer number (5113326570).

Almost surely, 2^42642044264 is an apocalyptic number.

It is an amenable number.

42642044264 is a deficient number, since it is larger than the sum of its proper divisors (39171180856).

42642044264 is a wasteful number, since it uses less digits than its factorization.

42642044264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123959480 (or 123959476 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 42642044264 its reverse (46244024624), we get a palindrome (88886068888).

The spelling of 42642044264 in words is "forty-two billion, six hundred forty-two million, forty-four thousand, two hundred sixty-four".