22904587651489 has 2 divisors, whose sum is σ = 22904587651490. Its totient is φ = 22904587651488.

The previous prime is 22904587651481. The next prime is 22904587651513. The reversal of 22904587651489 is 98415678540922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22777634398464 + 126953253025 = 4772592^2 + 356305^2 .

It is a cyclic number.

It is not a de Polignac number, because 22904587651489 - 2³ = 22904587651481 is a prime.

It is not a weakly prime, because it can be changed into another prime (22904587651481) 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 as a sum of consecutive naturals, namely, 11452293825744 + 11452293825745.

It is an arithmetic number, because the mean of its divisors is an integer number (11452293825745).

Almost surely, 2^{22904587651489} is an apocalyptic number.

It is an amenable number.

22904587651489 is a deficient number, since it is larger than the sum of its proper divisors (1).

22904587651489 is an equidigital number, since it uses as much as digits as its factorization.

22904587651489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 348364800, while the sum is 70.

The spelling of 22904587651489 in words is "twenty-two trillion, nine hundred four billion, five hundred eighty-seven million, six hundred fifty-one thousand, four hundred eighty-nine".