40843682832621 has 32 divisors (see below), whose sum is σ = 56999384064000. Its totient is φ = 25985609605440.

The previous prime is 40843682832607. The next prime is 40843682832649. The reversal of 40843682832621 is 12623828634804.

It is not a de Polignac number, because 40843682832621 - 2¹³ = 40843682824429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40843682832691) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8676441 + ... + 12528686.

It is an arithmetic number, because the mean of its divisors is an integer number (1781230752000).

Almost surely, 2^{40843682832621} is an apocalyptic number.

It is an amenable number.

40843682832621 is a deficient number, since it is larger than the sum of its proper divisors (16155701231379).

40843682832621 is a wasteful number, since it uses less digits than its factorization.

40843682832621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21205449.

The product of its (nonzero) digits is 21233664, while the sum is 57.

The spelling of 40843682832621 in words is "forty trillion, eight hundred forty-three billion, six hundred eighty-two million, eight hundred thirty-two thousand, six hundred twenty-one".