42774955433 has 16 divisors (see below), whose sum is σ = 54011784960. Its totient is φ = 33007197696.

The previous prime is 42774955423. The next prime is 42774955441. The reversal of 42774955433 is 33455947724.

42774955433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42774955433 - 2¹² = 42774951337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42774955403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7811468 + ... + 7816941.

It is an arithmetic number, because the mean of its divisors is an integer number (3375736560).

Almost surely, 2^42774955433 is an apocalyptic number.

It is an amenable number.

42774955433 is a deficient number, since it is larger than the sum of its proper divisors (11236829527).

42774955433 is a wasteful number, since it uses less digits than its factorization.

42774955433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15628456.

The product of its digits is 12700800, while the sum is 53.

The spelling of 42774955433 in words is "forty-two billion, seven hundred seventy-four million, nine hundred fifty-five thousand, four hundred thirty-three".