4040212102340 has 24 divisors (see below), whose sum is σ = 8485287632640. Its totient is φ = 1615924418528.

The previous prime is 4040212102291. The next prime is 4040212102343. The reversal of 4040212102340 is 432012120404.

It is not an unprimeable number, because it can be changed into a prime (4040212102343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9819782 + ... + 10222941.

It is an arithmetic number, because the mean of its divisors is an integer number (353553651360).

Almost surely, 2^{4040212102340} is an apocalyptic number.

It is an amenable number.

4040212102340 is an abundant number, since it is smaller than the sum of its proper divisors (4445075530300).

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

4040212102340 is a wasteful number, since it uses less digits than its factorization.

4040212102340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20052811 (or 20052809 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 4040212102340 its reverse (432012120404), we get a palindrome (4472224222744).

The spelling of 4040212102340 in words is "four trillion, forty billion, two hundred twelve million, one hundred two thousand, three hundred forty".