42853376256636 has 96 divisors (see below), whose sum is σ = 109581532397568. Its totient is φ = 12926334432960.

The previous prime is 42853376256623. The next prime is 42853376256637. The reversal of 42853376256636 is 63665267335824.

It is a Harshad number since it is a multiple of its sum of digits (66).

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 31 ways as a sum of consecutive naturals, for example, 314514421 + ... + 314650643.

It is an arithmetic number, because the mean of its divisors is an integer number (1141474295808).

Almost surely, 2^{42853376256636} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42853376256636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54790766198784).

42853376256636 is an abundant number, since it is smaller than the sum of its proper divisors (66728156140932).

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

42853376256636 is a wasteful number, since it uses less digits than its factorization.

42853376256636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147151 (or 147149 counting only the distinct ones).

The product of its digits is 783820800, while the sum is 66.

The spelling of 42853376256636 in words is "forty-two trillion, eight hundred fifty-three billion, three hundred seventy-six million, two hundred fifty-six thousand, six hundred thirty-six".