42353644827 has 12 divisors (see below), whose sum is σ = 61149641784. Its totient is φ = 26063781120.

The previous prime is 42353644793. The next prime is 42353644843. The reversal of 42353644827 is 72844635324.

It is not a de Polignac number, because 42353644827 - 2¹² = 42353640731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42353644847) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41768374 + ... + 41769387.

It is an arithmetic number, because the mean of its divisors is an integer number (5095803482).

Almost surely, 2^42353644827 is an apocalyptic number.

42353644827 is a deficient number, since it is larger than the sum of its proper divisors (18795996957).

42353644827 is a wasteful number, since it uses less digits than its factorization.

42353644827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83537790 (or 83537777 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 48.

The spelling of 42353644827 in words is "forty-two billion, three hundred fifty-three million, six hundred forty-four thousand, eight hundred twenty-seven".