425632650523 has 2 divisors, whose sum is σ = 425632650524. Its totient is φ = 425632650522.

The previous prime is 425632650517. The next prime is 425632650613. The reversal of 425632650523 is 325056236524.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425632650523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425632650523.

It is not a weakly prime, because it can be changed into another prime (425632650823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212816325261 + 212816325262.

It is an arithmetic number, because the mean of its divisors is an integer number (212816325262).

Almost surely, 2^425632650523 is an apocalyptic number.

425632650523 is a deficient number, since it is larger than the sum of its proper divisors (1).

425632650523 is an equidigital number, since it uses as much as digits as its factorization.

425632650523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 425632650523 in words is "four hundred twenty-five billion, six hundred thirty-two million, six hundred fifty thousand, five hundred twenty-three".