42788445016 has 32 divisors (see below), whose sum is σ = 80547238800. Its totient is φ = 21309350400.

The previous prime is 42788444987. The next prime is 42788445017. The reversal of 42788445016 is 61054488724.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42788445017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2119900 + ... + 2139988.

Almost surely, 2^42788445016 is an apocalyptic number.

It is an amenable number.

42788445016 is a deficient number, since it is larger than the sum of its proper divisors (37758793784).

42788445016 is a wasteful number, since it uses less digits than its factorization.

42788445016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21139 (or 21135 counting only the distinct ones).

The product of its (nonzero) digits is 1720320, while the sum is 49.

The spelling of 42788445016 in words is "forty-two billion, seven hundred eighty-eight million, four hundred forty-five thousand, sixteen".