40110533940 has 96 divisors (see below), whose sum is σ = 117030977280. Its totient is φ = 10251867136.

The previous prime is 40110533933. The next prime is 40110533963. The reversal of 40110533940 is 4933501104.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 40110533898 and 40110533907.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154249 + ... + 322511.

It is an arithmetic number, because the mean of its divisors is an integer number (1219072680).

Almost surely, 2^40110533940 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 40110533940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58515488640).

40110533940 is an abundant number, since it is smaller than the sum of its proper divisors (76920443340).

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

40110533940 is a wasteful number, since it uses less digits than its factorization.

40110533940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168441 (or 168439 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The spelling of 40110533940 in words is "forty billion, one hundred ten million, five hundred thirty-three thousand, nine hundred forty".