42023046644 has 24 divisors (see below), whose sum is σ = 74823627648. Its totient is φ = 20645583840.

The previous prime is 42023046613. The next prime is 42023046677. The reversal of 42023046644 is 44664032024.

42023046644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 146897 + ... + 324999.

It is an arithmetic number, because the mean of its divisors is an integer number (3117651152).

Almost surely, 2^42023046644 is an apocalyptic number.

It is an amenable number.

42023046644 is a deficient number, since it is larger than the sum of its proper divisors (32800581004).

42023046644 is a wasteful number, since it uses less digits than its factorization.

42023046644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179135 (or 179133 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 42023046644 its reverse (44664032024), we get a palindrome (86687078668).

The spelling of 42023046644 in words is "forty-two billion, twenty-three million, forty-six thousand, six hundred forty-four".