43007741621 has 8 divisors (see below), whose sum is σ = 46334364384. Its totient is φ = 39683738160.

The previous prime is 43007741611. The next prime is 43007741639. The reversal of 43007741621 is 12614770034.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43007741621 - 2¹⁴ = 43007725237 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 (43007741611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620651 + ... + 686456.

It is an arithmetic number, because the mean of its divisors is an integer number (5791795548).

Almost surely, 2^43007741621 is an apocalyptic number.

It is an amenable number.

43007741621 is a deficient number, since it is larger than the sum of its proper divisors (3326622763).

43007741621 is a wasteful number, since it uses less digits than its factorization.

43007741621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309651.

The product of its (nonzero) digits is 28224, while the sum is 35.

The spelling of 43007741621 in words is "forty-three billion, seven million, seven hundred forty-one thousand, six hundred twenty-one".