425256563224020 has 192 divisors, whose sum is σ = 1325350551958272. Its totient is φ = 101019494400000.

The previous prime is 425256563223959. The next prime is 425256563224021. The reversal of 425256563224020 is 20422365652524.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425256563224021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26417931 + ... + 39349970.

It is an arithmetic number, because the mean of its divisors is an integer number (6902867458116).

Almost surely, 2^{425256563224020} is an apocalyptic number.

It is an amenable number.

425256563224020 is an abundant number, since it is smaller than the sum of its proper divisors (900093988734252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425256563224020 is a wasteful number, since it uses less digits than its factorization.

425256563224020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65768122 (or 65768120 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 48.

The spelling of 425256563224020 in words is "four hundred twenty-five trillion, two hundred fifty-six billion, five hundred sixty-three million, two hundred twenty-four thousand, twenty".