1797948619397 has 8 divisors (see below), whose sum is σ = 2079555030336. Its totient is φ = 1522531360512.

The previous prime is 1797948619343. The next prime is 1797948619429. The reversal of 1797948619397 is 7939168497971.

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

It is a cyclic number.

It is not a de Polignac number, because 1797948619397 - 2⁶ = 1797948619333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1797948619307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1547287388 + ... + 1547288549.

It is an arithmetic number, because the mean of its divisors is an integer number (259944378792).

Almost surely, 2^{1797948619397} is an apocalyptic number.

It is an amenable number.

1797948619397 is a deficient number, since it is larger than the sum of its proper divisors (281606410939).

1797948619397 is an equidigital number, since it uses as much as digits as its factorization.

1797948619397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3094576027.

The product of its digits is 1296243648, while the sum is 80.

The spelling of 1797948619397 in words is "one trillion, seven hundred ninety-seven billion, nine hundred forty-eight million, six hundred nineteen thousand, three hundred ninety-seven".