425742247507 has 2 divisors, whose sum is σ = 425742247508. Its totient is φ = 425742247506.

The previous prime is 425742247481. The next prime is 425742247549. The reversal of 425742247507 is 705742247524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425742247507 - 2¹¹ = 425742245459 is a prime.

It is a super-2 number, since 2×425742247507² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (425742247207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212871123753 + 212871123754.

It is an arithmetic number, because the mean of its divisors is an integer number (212871123754).

Almost surely, 2^425742247507 is an apocalyptic number.

425742247507 is a deficient number, since it is larger than the sum of its proper divisors (1).

425742247507 is an equidigital number, since it uses as much as digits as its factorization.

425742247507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4390400, while the sum is 49.

The spelling of 425742247507 in words is "four hundred twenty-five billion, seven hundred forty-two million, two hundred forty-seven thousand, five hundred seven".