9072026771072 has 64 divisors (see below), whose sum is σ = 18227148508800. Its totient is φ = 4497455769600.

The previous prime is 9072026771053. The next prime is 9072026771083. The reversal of 9072026771072 is 2701776202709.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 9072026771072.

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, 13204697 + ... + 13874727.

It is an arithmetic number, because the mean of its divisors is an integer number (284799195450).

Almost surely, 2^{9072026771072} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9072026771072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9113574254400).

9072026771072 is an abundant number, since it is smaller than the sum of its proper divisors (9155121737728).

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

9072026771072 is a wasteful number, since it uses less digits than its factorization.

9072026771072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670945 (or 670933 counting only the distinct ones).

The product of its (nonzero) digits is 1037232, while the sum is 50.

The spelling of 9072026771072 in words is "nine trillion, seventy-two billion, twenty-six million, seven hundred seventy-one thousand, seventy-two".