425336220544 has 64 divisors (see below), whose sum is σ = 850247707680. Its totient is φ = 211941990400.

The previous prime is 425336220523. The next prime is 425336220593. The reversal of 425336220544 is 445022633524.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 425336220497 and 425336220506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48991884 + ... + 49000564.

Almost surely, 2^425336220544 is an apocalyptic number.

It is an amenable number.

425336220544 is a deficient number, since it is larger than the sum of its proper divisors (424911487136).

425336220544 is an equidigital number, since it uses as much as digits as its factorization.

425336220544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9959 (or 9947 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 40.

The spelling of 425336220544 in words is "four hundred twenty-five billion, three hundred thirty-six million, two hundred twenty thousand, five hundred forty-four".