881608464 has 120 divisors (see below), whose sum is σ = 2698836192. Its totient is φ = 266434560.

The previous prime is 881608463. The next prime is 881608477. The reversal of 881608464 is 464806188.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (881608463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1065619 + ... + 1066445.

Almost surely, 2^881608464 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 881608464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1349418096).

881608464 is an abundant number, since it is smaller than the sum of its proper divisors (1817227728).

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

881608464 is a wasteful number, since it uses less digits than its factorization.

881608464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525 (or 1516 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 45.

The square root of 881608464 is about 29691.8922266669. The cubic root of 881608464 is about 958.8674665337.

The spelling of 881608464 in words is "eight hundred eighty-one million, six hundred eight thousand, four hundred sixty-four".