882121663044 has 72 divisors (see below), whose sum is σ = 2254594069728. Its totient is φ = 290781642240.

The previous prime is 882121663019. The next prime is 882121663051. The reversal of 882121663044 is 440366121288.

882121663044 is a `hidden beast` number, since 8 + 8 + 2 + 1 + 2 + 1 + 6 + 630 + 4 + 4 = 666.

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, 1998964 + ... + 2400020.

It is an arithmetic number, because the mean of its divisors is an integer number (31313806524).

Almost surely, 2^882121663044 is an apocalyptic number.

It is an amenable number.

882121663044 is an abundant number, since it is smaller than the sum of its proper divisors (1372472406684).

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

882121663044 is a wasteful number, since it uses less digits than its factorization.

882121663044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401745 (or 401740 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

It can be divided in two parts, 88212 and 1663044, that added together give a triangular number (1751256 = T₁₈₇₁).

The spelling of 882121663044 in words is "eight hundred eighty-two billion, one hundred twenty-one million, six hundred sixty-three thousand, forty-four".