40789289712 has 20 divisors (see below), whose sum is σ = 105372331880. Its totient is φ = 13596429888.

The previous prime is 40789289587. The next prime is 40789289729. The reversal of 40789289712 is 21798298704.

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, 424888387 + ... + 424888482.

It is an arithmetic number, because the mean of its divisors is an integer number (5268616594).

Almost surely, 2^40789289712 is an apocalyptic number.

It is an amenable number.

40789289712 is an abundant number, since it is smaller than the sum of its proper divisors (64583042168).

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

40789289712 is a wasteful number, since it uses less digits than its factorization.

40789289712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849776880 (or 849776874 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 57.

The spelling of 40789289712 in words is "forty billion, seven hundred eighty-nine million, two hundred eighty-nine thousand, seven hundred twelve".