773734066141 has 4 divisors (see below), whose sum is σ = 773744677884. Its totient is φ = 773723454400.

The previous prime is 773734066123. The next prime is 773734066169. The reversal of 773734066141 is 141660437377.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 141660437377 = 68813 ⋅2058629.

It can be written as a sum of positive squares in 2 ways, for example, as 147491330116 + 626242736025 = 384046^2 + 791355^2 .

It is a cyclic number.

It is not a de Polignac number, because 773734066141 - 2⁵ = 773734066109 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 (773734066111) 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, 5195740 + ... + 5342581.

It is an arithmetic number, because the mean of its divisors is an integer number (193436169471).

Almost surely, 2^773734066141 is an apocalyptic number.

It is an amenable number.

773734066141 is a deficient number, since it is larger than the sum of its proper divisors (10611743).

773734066141 is a wasteful number, since it uses less digits than its factorization.

773734066141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10611742.

The product of its (nonzero) digits is 1778112, while the sum is 49.

The spelling of 773734066141 in words is "seven hundred seventy-three billion, seven hundred thirty-four million, sixty-six thousand, one hundred forty-one".