1980913346814 has 8 divisors (see below), whose sum is σ = 3961826693640. Its totient is φ = 660304448936.

The previous prime is 1980913346813. The next prime is 1980913346821. The reversal of 1980913346814 is 4186433190891.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1980913346814 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1980913346813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165076112229 + ... + 165076112240.

It is an arithmetic number, because the mean of its divisors is an integer number (495228336705).

Almost surely, 2^{1980913346814} is an apocalyptic number.

1980913346814 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1980913346814 is a wasteful number, since it uses less digits than its factorization.

1980913346814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330152224474.

The product of its (nonzero) digits is 4478976, while the sum is 57.

The spelling of 1980913346814 in words is "one trillion, nine hundred eighty billion, nine hundred thirteen million, three hundred forty-six thousand, eight hundred fourteen".