40234110012 has 72 divisors (see below), whose sum is σ = 103533546480. Its totient is φ = 13170435840.

The previous prime is 40234109999. The next prime is 40234110101. The reversal of 40234110012 is 21001143204.

40234110012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 2159328 + ... + 2177880.

Almost surely, 2^40234110012 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 40234110012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51766773240).

40234110012 is an abundant number, since it is smaller than the sum of its proper divisors (63299436468).

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

40234110012 is a wasteful number, since it uses less digits than its factorization.

40234110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19643 (or 19638 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 40234110012 its reverse (21001143204), we get a palindrome (61235253216).

The spelling of 40234110012 in words is "forty billion, two hundred thirty-four million, one hundred ten thousand, twelve".