40316412604221 has 20 divisors (see below), whose sum is σ = 64858502329852. Its totient is φ = 24810100063488.

The previous prime is 40316412604189. The next prime is 40316412604243. The reversal of 40316412604221 is 12240621461304.

40316412604221 is a `hidden beast` number, since 4 + 0 + 3 + 1 + 6 + 41 + 2 + 604 + 2 + 2 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17572956224121 + 22743456380100 = 4192011^2 + 4769010^2 .

It is not a de Polignac number, because 40316412604221 - 2⁵ = 40316412604189 is a prime.

It is a super-3 number, since 3×40316412604221³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40316412604921) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19143594676 + ... + 19143596781.

Almost surely, 2^{40316412604221} is an apocalyptic number.

It is an amenable number.

40316412604221 is a deficient number, since it is larger than the sum of its proper divisors (24542089725631).

40316412604221 is a wasteful number, since it uses less digits than its factorization.

40316412604221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38287191482 (or 38287191473 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 40316412604221 in words is "forty trillion, three hundred sixteen billion, four hundred twelve million, six hundred four thousand, two hundred twenty-one".