481964669028 has 144 divisors (see below), whose sum is σ = 1353408376320. Its totient is φ = 143927884800.

The previous prime is 481964668981. The next prime is 481964669033. The reversal of 481964669028 is 820966469184.

481964669028 is a `hidden beast` number, since 4 + 81 + 9 + 6 + 466 + 90 + 2 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 949063 + ... + 1365521.

It is an arithmetic number, because the mean of its divisors is an integer number (9398669280).

Almost surely, 2^481964669028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 481964669028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676704188160).

481964669028 is an abundant number, since it is smaller than the sum of its proper divisors (871443707292).

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

481964669028 is a wasteful number, since it uses less digits than its factorization.

481964669028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416578 (or 416573 counting only the distinct ones).

The product of its (nonzero) digits is 35831808, while the sum is 63.

The spelling of 481964669028 in words is "four hundred eighty-one billion, nine hundred sixty-four million, six hundred sixty-nine thousand, twenty-eight".