52001604603449 has 2 divisors, whose sum is σ = 52001604603450. Its totient is φ = 52001604603448.

The previous prime is 52001604603401. The next prime is 52001604603457. The reversal of 52001604603449 is 94430640610025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31506970193449 + 20494634410000 = 5613107^2 + 4527100^2 .

It is a cyclic number.

It is not a de Polignac number, because 52001604603449 - 2⁴⁰ = 50902092975673 is a prime.

It is not a weakly prime, because it can be changed into another prime (52001604603469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26000802301724 + 26000802301725.

It is an arithmetic number, because the mean of its divisors is an integer number (26000802301725).

Almost surely, 2^{52001604603449} is an apocalyptic number.

It is an amenable number.

52001604603449 is a deficient number, since it is larger than the sum of its proper divisors (1).

52001604603449 is an equidigital number, since it uses as much as digits as its factorization.

52001604603449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 52001604603449 in words is "fifty-two trillion, one billion, six hundred four million, six hundred three thousand, four hundred forty-nine".