40840827048 has 128 divisors (see below), whose sum is σ = 129728044800. Its totient is φ = 11662092288.

The previous prime is 40840827043. The next prime is 40840827127. The reversal of 40840827048 is 84072804804.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40840826994 and 40840827012.

It is not an unprimeable number, because it can be changed into a prime (40840827043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3006640 + ... + 3020192.

It is an arithmetic number, because the mean of its divisors is an integer number (1013500350).

Almost surely, 2^40840827048 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 40840827048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64864022400).

40840827048 is an abundant number, since it is smaller than the sum of its proper divisors (88887217752).

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

40840827048 is a wasteful number, since it uses less digits than its factorization.

40840827048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15568 (or 15558 counting only the distinct ones).

The product of its (nonzero) digits is 458752, while the sum is 45.

The spelling of 40840827048 in words is "forty billion, eight hundred forty million, eight hundred twenty-seven thousand, forty-eight".