1797635164404 has 12 divisors (see below), whose sum is σ = 4194482050304. Its totient is φ = 599211721464.

The previous prime is 1797635164357. The next prime is 1797635164433. The reversal of 1797635164404 is 4044615367971.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1797635164404² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74901465172 + ... + 74901465195.

Almost surely, 2^{1797635164404} is an apocalyptic number.

It is an amenable number.

1797635164404 is an abundant number, since it is smaller than the sum of its proper divisors (2396846885900).

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

1797635164404 is a wasteful number, since it uses less digits than its factorization.

1797635164404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149802930374 (or 149802930372 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 57.

The spelling of 1797635164404 in words is "one trillion, seven hundred ninety-seven billion, six hundred thirty-five million, one hundred sixty-four thousand, four hundred four".