881409037366 has 32 divisors (see below), whose sum is σ = 1553309055648. Its totient is φ = 369808458240.

The previous prime is 881409037351. The next prime is 881409037367. The reversal of 881409037366 is 663730904188.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (881409037367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13367070 + ... + 13432846.

It is an arithmetic number, because the mean of its divisors is an integer number (48540907989).

Almost surely, 2^881409037366 is an apocalyptic number.

881409037366 is a deficient number, since it is larger than the sum of its proper divisors (671900018282).

881409037366 is a wasteful number, since it uses less digits than its factorization.

881409037366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112656.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 881409037366 in words is "eight hundred eighty-one billion, four hundred nine million, thirty-seven thousand, three hundred sixty-six".