40683607552 has 80 divisors (see below), whose sum is σ = 93195954720. Its totient is φ = 17380343808.

The previous prime is 40683607529. The next prime is 40683607553. The reversal of 40683607552 is 25570638604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40683607553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118224 + ... + 1154032.

It is an arithmetic number, because the mean of its divisors is an integer number (1164949434).

Almost surely, 2^40683607552 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 40683607552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46597977360).

40683607552 is an abundant number, since it is smaller than the sum of its proper divisors (52512347168).

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

40683607552 is an equidigital number, since it uses as much as digits as its factorization.

40683607552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36151 (or 36135 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 40683607552 in words is "forty billion, six hundred eighty-three million, six hundred seven thousand, five hundred fifty-two".