42774882433 has 4 divisors (see below), whose sum is σ = 42777952000. Its totient is φ = 42771812868.

The previous prime is 42774882421. The next prime is 42774882439. The reversal of 42774882433 is 33428847724.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42774882433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42774882439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1513785 + ... + 1541782.

It is an arithmetic number, because the mean of its divisors is an integer number (10694488000).

Almost surely, 2^42774882433 is an apocalyptic number.

It is an amenable number.

42774882433 is a deficient number, since it is larger than the sum of its proper divisors (3069567).

42774882433 is a wasteful number, since it uses less digits than its factorization.

42774882433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3069566.

The product of its digits is 7225344, while the sum is 52.

The spelling of 42774882433 in words is "forty-two billion, seven hundred seventy-four million, eight hundred eighty-two thousand, four hundred thirty-three".