42853376256638 has 32 divisors (see below), whose sum is σ = 64777485265920. Its totient is φ = 21261389271040.

The previous prime is 42853376256637. The next prime is 42853376256673. The reversal of 42853376256638 is 83665267335824.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42853376256637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 595903028 + ... + 595974936.

It is an arithmetic number, because the mean of its divisors is an integer number (2024296414560).

Almost surely, 2^{42853376256638} is an apocalyptic number.

42853376256638 is a deficient number, since it is larger than the sum of its proper divisors (21924109009282).

42853376256638 is a wasteful number, since it uses less digits than its factorization.

42853376256638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75412.

The product of its digits is 1045094400, while the sum is 68.

The spelling of 42853376256638 in words is "forty-two trillion, eight hundred fifty-three billion, three hundred seventy-six million, two hundred fifty-six thousand, six hundred thirty-eight".