40051234212 has 48 divisors (see below), whose sum is σ = 103345177152. Its totient is φ = 11970478080.

The previous prime is 40051234187. The next prime is 40051234231. The reversal of 40051234212 is 21243215004.

40051234212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2068573 + ... + 2087844.

It is an arithmetic number, because the mean of its divisors is an integer number (2153024524).

Almost surely, 2^40051234212 is an apocalyptic number.

It is an amenable number.

40051234212 is an abundant number, since it is smaller than the sum of its proper divisors (63293942940).

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

40051234212 is a wasteful number, since it uses less digits than its factorization.

40051234212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4156508 (or 4156506 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 40051234212 its reverse (21243215004), we get a palindrome (61294449216).

The spelling of 40051234212 in words is "forty billion, fifty-one million, two hundred thirty-four thousand, two hundred twelve".