1799373940799 has 4 divisors (see below), whose sum is σ = 1894077832440. Its totient is φ = 1704670049160.

The previous prime is 1799373940751. The next prime is 1799373940807. The reversal of 1799373940799 is 9970493739971.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1799373940799 - 2⁸ = 1799373940543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1799373940709) 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, 47351945792 + ... + 47351945829.

It is an arithmetic number, because the mean of its divisors is an integer number (473519458110).

Almost surely, 2^{1799373940799} is an apocalyptic number.

1799373940799 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1799373940799 is a deficient number, since it is larger than the sum of its proper divisors (94703891641).

1799373940799 is an equidigital number, since it uses as much as digits as its factorization.

1799373940799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94703891640.

The product of its (nonzero) digits is 729137052, while the sum is 77.

The spelling of 1799373940799 in words is "one trillion, seven hundred ninety-nine billion, three hundred seventy-three million, nine hundred forty thousand, seven hundred ninety-nine".