2621383525039 has 2 divisors, whose sum is σ = 2621383525040. Its totient is φ = 2621383525038.

The previous prime is 2621383525021. The next prime is 2621383525127. The reversal of 2621383525039 is 9305253831262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2621383525039 - 2⁹ = 2621383524527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2621383524983 and 2621383525001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2621383525009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310691762519 + 1310691762520.

It is an arithmetic number, because the mean of its divisors is an integer number (1310691762520).

Almost surely, 2^{2621383525039} is an apocalyptic number.

2621383525039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2621383525039 is an equidigital number, since it uses as much as digits as its factorization.

2621383525039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 49.

The spelling of 2621383525039 in words is "two trillion, six hundred twenty-one billion, three hundred eighty-three million, five hundred twenty-five thousand, thirty-nine".