2621433432541 has 16 divisors (see below), whose sum is σ = 3269510962560. Its totient is φ = 2041906452480.

The previous prime is 2621433432539. The next prime is 2621433432701. The reversal of 2621433432541 is 1452343341262.

It is a cyclic number.

It is not a de Polignac number, because 2621433432541 - 2¹ = 2621433432539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2621433432494 and 2621433432503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2621433432941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6201996 + ... + 6611173.

It is an arithmetic number, because the mean of its divisors is an integer number (204344435160).

Almost surely, 2^{2621433432541} is an apocalyptic number.

It is an amenable number.

2621433432541 is a deficient number, since it is larger than the sum of its proper divisors (648077530019).

2621433432541 is a wasteful number, since it uses less digits than its factorization.

2621433432541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12815844.

The product of its digits is 414720, while the sum is 40.

The spelling of 2621433432541 in words is "two trillion, six hundred twenty-one billion, four hundred thirty-three million, four hundred thirty-two thousand, five hundred forty-one".