425021500469 has 2 divisors, whose sum is σ = 425021500470. Its totient is φ = 425021500468.

The previous prime is 425021500399. The next prime is 425021500481. The reversal of 425021500469 is 964005120524.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 330237563569 + 94783936900 = 574663^2 + 307870^2 .

It is a cyclic number.

It is not a de Polignac number, because 425021500469 - 2³⁶ = 356302023733 is a prime.

It is a super-2 number, since 2×425021500469² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425021500499) 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, 212510750234 + 212510750235.

It is an arithmetic number, because the mean of its divisors is an integer number (212510750235).

Almost surely, 2^425021500469 is an apocalyptic number.

It is an amenable number.

425021500469 is a deficient number, since it is larger than the sum of its proper divisors (1).

425021500469 is an equidigital number, since it uses as much as digits as its factorization.

425021500469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 425021500469 in words is "four hundred twenty-five billion, twenty-one million, five hundred thousand, four hundred sixty-nine".