42433045443451 has 4 divisors (see below), whose sum is σ = 45697125862192. Its totient is φ = 39168965024712.

The previous prime is 42433045443413. The next prime is 42433045443487. The reversal of 42433045443451 is 15434454033424.

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 42433045443451 - 2¹⁵ = 42433045410683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42433045443491) 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, 1632040209351 + ... + 1632040209376.

It is an arithmetic number, because the mean of its divisors is an integer number (11424281465548).

Almost surely, 2^{42433045443451} is an apocalyptic number.

42433045443451 is a deficient number, since it is larger than the sum of its proper divisors (3264080418741).

42433045443451 is a wasteful number, since it uses less digits than its factorization.

42433045443451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264080418740.

The product of its (nonzero) digits is 5529600, while the sum is 46.

Adding to 42433045443451 its reverse (15434454033424), we get a palindrome (57867499476875).

The spelling of 42433045443451 in words is "forty-two trillion, four hundred thirty-three billion, forty-five million, four hundred forty-three thousand, four hundred fifty-one".