428282047025 has 24 divisors (see below), whose sum is σ = 607128075840. Its totient is φ = 293586586560.

The previous prime is 428282046977. The next prime is 428282047051. The reversal of 428282047025 is 520740282824.

It is not a de Polignac number, because 428282047025 - 2¹⁴ = 428282030641 is a prime.

It is a super-2 number, since 2×428282047025² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 173771 + ... + 941679.

It is an arithmetic number, because the mean of its divisors is an integer number (25297003160).

Almost surely, 2^428282047025 is an apocalyptic number.

It is an amenable number.

428282047025 is a deficient number, since it is larger than the sum of its proper divisors (178846028815).

428282047025 is a wasteful number, since it uses less digits than its factorization.

428282047025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771113 (or 771108 counting only the distinct ones).

The product of its (nonzero) digits is 573440, while the sum is 44.

The spelling of 428282047025 in words is "four hundred twenty-eight billion, two hundred eighty-two million, forty-seven thousand, twenty-five".