39440064112 has 20 divisors (see below), whose sum is σ = 80436973480. Its totient is φ = 18682135488.

The previous prime is 39440064101. The next prime is 39440064121. The reversal of 39440064112 is 21146004493.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64868223 + ... + 64868830.

It is an arithmetic number, because the mean of its divisors is an integer number (4021848674).

Almost surely, 2^39440064112 is an apocalyptic number.

It is an amenable number.

39440064112 is an abundant number, since it is smaller than the sum of its proper divisors (40996909368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39440064112 is a wasteful number, since it uses less digits than its factorization.

39440064112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129737080 (or 129737074 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 39440064112 in words is "thirty-nine billion, four hundred forty million, sixty-four thousand, one hundred twelve".