42923332433 has 4 divisors (see below), whose sum is σ = 42923794020. Its totient is φ = 42922870848.

The previous prime is 42923332429. The next prime is 42923332447. The reversal of 42923332433 is 33423332924.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 17110732864 + 25812599569 = 130808^2 + 160663^2 .

It is a cyclic number.

It is not a de Polignac number, because 42923332433 - 2² = 42923332429 is a prime.

It is a super-4 number, since 4×42923332433⁴ (a number of 44 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42923532433) 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, 37148 + ... + 295341.

It is an arithmetic number, because the mean of its divisors is an integer number (10730948505).

Almost surely, 2^42923332433 is an apocalyptic number.

It is an amenable number.

42923332433 is a deficient number, since it is larger than the sum of its proper divisors (461587).

42923332433 is a wasteful number, since it uses less digits than its factorization.

42923332433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461586.

The product of its digits is 279936, while the sum is 38.

The spelling of 42923332433 in words is "forty-two billion, nine hundred twenty-three million, three hundred thirty-two thousand, four hundred thirty-three".