425425430501 has 2 divisors, whose sum is σ = 425425430502. Its totient is φ = 425425430500.

The previous prime is 425425430461. The next prime is 425425430531. The reversal of 425425430501 is 105034524524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 403925073601 + 21500356900 = 635551^2 + 146630^2 .

It is a cyclic number.

It is not a de Polignac number, because 425425430501 - 2²⁶ = 425358321637 is a prime.

It is a super-2 number, since 2×425425430501² (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 (425425430531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212712715250 + 212712715251.

It is an arithmetic number, because the mean of its divisors is an integer number (212712715251).

Almost surely, 2^425425430501 is an apocalyptic number.

It is an amenable number.

425425430501 is a deficient number, since it is larger than the sum of its proper divisors (1).

425425430501 is an equidigital number, since it uses as much as digits as its factorization.

425425430501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 425425430501 in words is "four hundred twenty-five billion, four hundred twenty-five million, four hundred thirty thousand, five hundred one".