428045420364 has 24 divisors (see below), whose sum is σ = 1023132957168. Its totient is φ = 139201762560.

The previous prime is 428045420359. The next prime is 428045420377. The reversal of 428045420364 is 463024540824.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435005017 + ... + 435006000.

It is an arithmetic number, because the mean of its divisors is an integer number (42630539882).

Almost surely, 2^428045420364 is an apocalyptic number.

It is an amenable number.

428045420364 is an abundant number, since it is smaller than the sum of its proper divisors (595087536804).

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

428045420364 is a wasteful number, since it uses less digits than its factorization.

428045420364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870011065 (or 870011063 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 42.

The spelling of 428045420364 in words is "four hundred twenty-eight billion, forty-five million, four hundred twenty thousand, three hundred sixty-four".