40583306621 has 12 divisors (see below), whose sum is σ = 47940261120. Its totient is φ = 34055920080.

The previous prime is 40583306597. The next prime is 40583306641. The reversal of 40583306621 is 12660338504.

It is not a de Polignac number, because 40583306621 - 2³⁴ = 23403437437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40583306641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10913501 + ... + 10917218.

It is an arithmetic number, because the mean of its divisors is an integer number (3995021760).

Almost surely, 2^40583306621 is an apocalyptic number.

It is an amenable number.

40583306621 is a deficient number, since it is larger than the sum of its proper divisors (7356954499).

40583306621 is a wasteful number, since it uses less digits than its factorization.

40583306621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21830756 (or 21830743 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 40583306621 in words is "forty billion, five hundred eighty-three million, three hundred six thousand, six hundred twenty-one".