40113245112 has 64 divisors (see below), whose sum is σ = 102837288960. Its totient is φ = 13031212800.

The previous prime is 40113245099. The next prime is 40113245141. The reversal of 40113245112 is 21154231104.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 934473 + ... + 976455.

It is an arithmetic number, because the mean of its divisors is an integer number (1606832640).

Almost surely, 2^40113245112 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 40113245112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51418644480).

40113245112 is an abundant number, since it is smaller than the sum of its proper divisors (62724043848).

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

40113245112 is a wasteful number, since it uses less digits than its factorization.

40113245112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43004 (or 43000 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 40113245112 its reverse (21154231104), we get a palindrome (61267476216).

The spelling of 40113245112 in words is "forty billion, one hundred thirteen million, two hundred forty-five thousand, one hundred twelve".