425278800555 has 32 divisors (see below), whose sum is σ = 793523136000. Its totient is φ = 194413163616.

The previous prime is 425278800491. The next prime is 425278800581. The reversal of 425278800555 is 555008872524.

It is a happy number.

It is not a de Polignac number, because 425278800555 - 2⁶ = 425278800491 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425278800498 and 425278800507.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 41324185 + ... + 41334474.

It is an arithmetic number, because the mean of its divisors is an integer number (24797598000).

Almost surely, 2^425278800555 is an apocalyptic number.

425278800555 is a deficient number, since it is larger than the sum of its proper divisors (368244335445).

425278800555 is an equidigital number, since it uses as much as digits as its factorization.

425278800555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82658688 (or 82658674 counting only the distinct ones).

The product of its (nonzero) digits is 4480000, while the sum is 51.

The spelling of 425278800555 in words is "four hundred twenty-five billion, two hundred seventy-eight million, eight hundred thousand, five hundred fifty-five".