3446891335780 has 48 divisors (see below), whose sum is σ = 7359242599296. Its totient is φ = 1355823912960.

The previous prime is 3446891335757. The next prime is 3446891335787. The reversal of 3446891335780 is 875331986443.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3446891335787) 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, 1455856 + ... + 3002215.

It is an arithmetic number, because the mean of its divisors is an integer number (153317554152).

Almost surely, 2^{3446891335780} is an apocalyptic number.

It is an amenable number.

3446891335780 is an abundant number, since it is smaller than the sum of its proper divisors (3912351263516).

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

3446891335780 is a wasteful number, since it uses less digits than its factorization.

3446891335780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4458724 (or 4458722 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 61.

The spelling of 3446891335780 in words is "three trillion, four hundred forty-six billion, eight hundred ninety-one million, three hundred thirty-five thousand, seven hundred eighty".