40302334212 has 96 divisors (see below), whose sum is σ = 111471279360. Its totient is φ = 11092723200.

The previous prime is 40302334211. The next prime is 40302334243. The reversal of 40302334212 is 21243320304.

It is not an unprimeable number, because it can be changed into a prime (40302334211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249714 + ... + 378102.

It is an arithmetic number, because the mean of its divisors is an integer number (1161159160).

Almost surely, 2^40302334212 is an apocalyptic number.

40302334212 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40302334212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55735639680).

40302334212 is an abundant number, since it is smaller than the sum of its proper divisors (71168945148).

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

40302334212 is a wasteful number, since it uses less digits than its factorization.

40302334212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128541 (or 128539 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 40302334212 its reverse (21243320304), we get a palindrome (61545654516).

The spelling of 40302334212 in words is "forty billion, three hundred two million, three hundred thirty-four thousand, two hundred twelve".