1780841481342 has 64 divisors (see below), whose sum is σ = 4674252441600. Its totient is φ = 438211162080.

The previous prime is 1780841481277. The next prime is 1780841481421. The reversal of 1780841481342 is 2431841480871.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101428992 + ... + 101446547.

It is an arithmetic number, because the mean of its divisors is an integer number (73035194400).

Almost surely, 2^{1780841481342} is an apocalyptic number.

1780841481342 is an abundant number, since it is smaller than the sum of its proper divisors (2893410960258).

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

1780841481342 is a wasteful number, since it uses less digits than its factorization.

1780841481342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202875581.

The product of its (nonzero) digits is 1376256, while the sum is 51.

The spelling of 1780841481342 in words is "one trillion, seven hundred eighty billion, eight hundred forty-one million, four hundred eighty-one thousand, three hundred forty-two".