502525005449 has 2 divisors, whose sum is σ = 502525005450. Its totient is φ = 502525005448.

The previous prime is 502525005431. The next prime is 502525005487. The reversal of 502525005449 is 944500525205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 266945822224 + 235579183225 = 516668^2 + 485365^2 .

It is a cyclic number.

It is not a de Polignac number, because 502525005449 - 2²⁰ = 502523956873 is a prime.

It is a super-2 number, since 2×502525005449² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (502525005149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251262502724 + 251262502725.

It is an arithmetic number, because the mean of its divisors is an integer number (251262502725).

Almost surely, 2^502525005449 is an apocalyptic number.

It is an amenable number.

502525005449 is a deficient number, since it is larger than the sum of its proper divisors (1).

502525005449 is an equidigital number, since it uses as much as digits as its factorization.

502525005449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 502525005449 in words is "five hundred two billion, five hundred twenty-five million, five thousand, four hundred forty-nine".