1763769680149 has 4 divisors (see below), whose sum is σ = 1764787437036. Its totient is φ = 1762751923264.

The previous prime is 1763769680119. The next prime is 1763769680221. The reversal of 1763769680149 is 9410869673671.

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

It can be written as a sum of positive squares in 2 ways, for example, as 571430164900 + 1192339515249 = 755930^2 + 1091943^2 .

It is a cyclic number.

It is not a de Polignac number, because 1763769680149 - 2⁵ = 1763769680117 is a prime.

It is a super-2 number, since 2×1763769680149² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1763769680119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508875844 + ... + 508879309.

It is an arithmetic number, because the mean of its divisors is an integer number (441196859259).

Almost surely, 2^{1763769680149} is an apocalyptic number.

It is an amenable number.

1763769680149 is a deficient number, since it is larger than the sum of its proper divisors (1017756887).

1763769680149 is a wasteful number, since it uses less digits than its factorization.

1763769680149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017756886.

The product of its (nonzero) digits is 82301184, while the sum is 67.

The spelling of 1763769680149 in words is "one trillion, seven hundred sixty-three billion, seven hundred sixty-nine million, six hundred eighty thousand, one hundred forty-nine".