881041287405 has 16 divisors (see below), whose sum is σ = 1413445334400. Its totient is φ = 468628928448.

The previous prime is 881041287307. The next prime is 881041287409. The reversal of 881041287405 is 504782140188.

It is not a de Polignac number, because 881041287405 - 2⁸ = 881041287149 is a prime.

It is a super-2 number, since 2×881041287405² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (881041287409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78729105 + ... + 78740294.

It is an arithmetic number, because the mean of its divisors is an integer number (88340333400).

Almost surely, 2^881041287405 is an apocalyptic number.

It is an amenable number.

881041287405 is a deficient number, since it is larger than the sum of its proper divisors (532404046995).

881041287405 is a wasteful number, since it uses less digits than its factorization.

881041287405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157469780.

The product of its (nonzero) digits is 573440, while the sum is 48.

The spelling of 881041287405 in words is "eight hundred eighty-one billion, forty-one million, two hundred eighty-seven thousand, four hundred five".