40242403212 has 48 divisors (see below), whose sum is σ = 102698668800. Its totient is φ = 12163303360.

The previous prime is 40242403151. The next prime is 40242403297. The reversal of 40242403212 is 21230424204.

40242403212 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, 340512 + ... + 443207.

It is an arithmetic number, because the mean of its divisors is an integer number (2139555600).

Almost surely, 2^40242403212 is an apocalyptic number.

It is an amenable number.

40242403212 is an abundant number, since it is smaller than the sum of its proper divisors (62456265588).

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

40242403212 is a wasteful number, since it uses less digits than its factorization.

40242403212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784126 (or 784124 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 40242403212 its reverse (21230424204), we get a palindrome (61472827416).

The spelling of 40242403212 in words is "forty billion, two hundred forty-two million, four hundred three thousand, two hundred twelve".