428964953832 has 96 divisors (see below), whose sum is σ = 1170931324680. Its totient is φ = 141866403840.

The previous prime is 428964953821. The next prime is 428964953881. The reversal of 428964953832 is 238359469824.

It is a happy number.

428964953832 is a `hidden beast` number, since 4 + 2 + 8 + 9 + 64 + 9 + 538 + 32 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 222072792516 + 206892161316 = 471246^2 + 454854^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 428964953832.

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, 4668558 + ... + 4759554.

Almost surely, 2^428964953832 is an apocalyptic number.

It is an amenable number.

428964953832 is an abundant number, since it is smaller than the sum of its proper divisors (741966370848).

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

428964953832 is a wasteful number, since it uses less digits than its factorization.

428964953832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91523 (or 91516 counting only the distinct ones).

The product of its digits is 89579520, while the sum is 63.

The spelling of 428964953832 in words is "four hundred twenty-eight billion, nine hundred sixty-four million, nine hundred fifty-three thousand, eight hundred thirty-two".