40983421040 has 120 divisors (see below), whose sum is σ = 103645129680. Its totient is φ = 15029038080.

The previous prime is 40983421027. The next prime is 40983421051. The reversal of 40983421040 is 4012438904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1446692 + ... + 1474748.

It is an arithmetic number, because the mean of its divisors is an integer number (863709414).

Almost surely, 2^40983421040 is an apocalyptic number.

40983421040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40983421040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51822564840).

40983421040 is an abundant number, since it is smaller than the sum of its proper divisors (62661708640).

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

40983421040 is a wasteful number, since it uses less digits than its factorization.

40983421040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28151 (or 28114 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

Adding to 40983421040 its reverse (4012438904), we get a palindrome (44995859944).

The spelling of 40983421040 in words is "forty billion, nine hundred eighty-three million, four hundred twenty-one thousand, forty".