40212321441 has 16 divisors (see below), whose sum is σ = 56775297600. Its totient is φ = 25229055488.

The previous prime is 40212321439. The next prime is 40212321451. The reversal of 40212321441 is 14412321204.

40212321441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40212321441 - 2¹ = 40212321439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40212321451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 711730 + ... + 766148.

It is an arithmetic number, because the mean of its divisors is an integer number (3548456100).

Almost surely, 2^40212321441 is an apocalyptic number.

It is an amenable number.

40212321441 is a deficient number, since it is larger than the sum of its proper divisors (16562976159).

40212321441 is a wasteful number, since it uses less digits than its factorization.

40212321441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68928.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 40212321441 its reverse (14412321204), we get a palindrome (54624642645).

The spelling of 40212321441 in words is "forty billion, two hundred twelve million, three hundred twenty-one thousand, four hundred forty-one".