464684444028 has 60 divisors (see below), whose sum is σ = 1388316493872. Its totient is φ = 132766983360.

The previous prime is 464684444023. The next prime is 464684444047. The reversal of 464684444028 is 820444486464.

464684444028 is a `hidden beast` number, since 464 + 6 + 84 + 44 + 40 + 28 = 666.

It is a super-2 number, since 2×464684444028² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464684444023) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 102441393 + ... + 102445928.

Almost surely, 2^464684444028 is an apocalyptic number.

It is an amenable number.

464684444028 is an abundant number, since it is smaller than the sum of its proper divisors (923632049844).

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

464684444028 is a wasteful number, since it uses less digits than its factorization.

464684444028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204887344 (or 204887333 counting only the distinct ones).

The product of its (nonzero) digits is 18874368, while the sum is 54.

The spelling of 464684444028 in words is "four hundred sixty-four billion, six hundred eighty-four million, four hundred forty-four thousand, twenty-eight".