40826789632 has 72 divisors (see below), whose sum is σ = 83629687680. Its totient is φ = 19881200640.

The previous prime is 40826789621. The next prime is 40826789669. The reversal of 40826789632 is 23698762804.

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, 3946707 + ... + 3957037.

It is an arithmetic number, because the mean of its divisors is an integer number (1161523440).

Almost surely, 2^40826789632 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 40826789632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41814843840).

40826789632 is an abundant number, since it is smaller than the sum of its proper divisors (42802898048).

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

40826789632 is a wasteful number, since it uses less digits than its factorization.

40826789632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10749 (or 10735 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 40826789632 in words is "forty billion, eight hundred twenty-six million, seven hundred eighty-nine thousand, six hundred thirty-two".