42332681153447 has 4 divisors (see below), whose sum is σ = 42349288720200. Its totient is φ = 42316073586696.

The previous prime is 42332681153407. The next prime is 42332681153471. The reversal of 42332681153447 is 74435118623324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42332681153447 - 2¹⁶ = 42332681087911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42332681153407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8303779553 + ... + 8303784650.

It is an arithmetic number, because the mean of its divisors is an integer number (10587322180050).

Almost surely, 2^{42332681153447} is an apocalyptic number.

42332681153447 is a deficient number, since it is larger than the sum of its proper divisors (16607566753).

42332681153447 is a wasteful number, since it uses less digits than its factorization.

42332681153447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16607566752.

The product of its digits is 11612160, while the sum is 53.

The spelling of 42332681153447 in words is "forty-two trillion, three hundred thirty-two billion, six hundred eighty-one million, one hundred fifty-three thousand, four hundred forty-seven".