42443855092 has 12 divisors (see below), whose sum is σ = 77506170336. Its totient is φ = 20299235000.

The previous prime is 42443855063. The next prime is 42443855093. The reversal of 42443855092 is 29055834424.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42443855093) 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, 230673034 + ... + 230673217.

It is an arithmetic number, because the mean of its divisors is an integer number (6458847528).

Almost surely, 2^42443855092 is an apocalyptic number.

It is an amenable number.

42443855092 is a deficient number, since it is larger than the sum of its proper divisors (35062315244).

42443855092 is a wasteful number, since it uses less digits than its factorization.

42443855092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461346278 (or 461346276 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 42443855092 in words is "forty-two billion, four hundred forty-three million, eight hundred fifty-five thousand, ninety-two".