42817664744 has 32 divisors (see below), whose sum is σ = 80735577120. Its totient is φ = 21288300096.

The previous prime is 42817664717. The next prime is 42817664759. The reversal of 42817664744 is 44746671824.

42817664744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3276287 + ... + 3289329.

It is an arithmetic number, because the mean of its divisors is an integer number (2522986785).

Almost surely, 2^42817664744 is an apocalyptic number.

It is an amenable number.

42817664744 is a deficient number, since it is larger than the sum of its proper divisors (37917912376).

42817664744 is a wasteful number, since it uses less digits than its factorization.

42817664744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15329 (or 15325 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 53.

The spelling of 42817664744 in words is "forty-two billion, eight hundred seventeen million, six hundred sixty-four thousand, seven hundred forty-four".