881366592420 has 72 divisors (see below), whose sum is σ = 2713381367424. Its totient is φ = 231523161408.

The previous prime is 881366592401. The next prime is 881366592433. The reversal of 881366592420 is 24295663188.

881366592420 is a `hidden beast` number, since 8 + 8 + 1 + 3 + 6 + 6 + 592 + 42 + 0 = 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, 36528844 + ... + 36552963.

Almost surely, 2^881366592420 is an apocalyptic number.

It is an amenable number.

881366592420 is an abundant number, since it is smaller than the sum of its proper divisors (1832014775004).

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

881366592420 is a wasteful number, since it uses less digits than its factorization.

881366592420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73081889 (or 73081884 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 881366592420 in words is "eight hundred eighty-one billion, three hundred sixty-six million, five hundred ninety-two thousand, four hundred twenty".