425376988523 has 2 divisors, whose sum is σ = 425376988524. Its totient is φ = 425376988522.

The previous prime is 425376988457. The next prime is 425376988567. The reversal of 425376988523 is 325889673524.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425376988523 - 2¹² = 425376984427 is a prime.

It is not a weakly prime, because it can be changed into another prime (425376988573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212688494261 + 212688494262.

It is an arithmetic number, because the mean of its divisors is an integer number (212688494262).

Almost surely, 2^425376988523 is an apocalyptic number.

425376988523 is a deficient number, since it is larger than the sum of its proper divisors (1).

425376988523 is an equidigital number, since it uses as much as digits as its factorization.

425376988523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87091200, while the sum is 62.

The spelling of 425376988523 in words is "four hundred twenty-five billion, three hundred seventy-six million, nine hundred eighty-eight thousand, five hundred twenty-three".