76123802173 has 8 divisors (see below), whose sum is σ = 76431719000. Its totient is φ = 75816399168.

The previous prime is 76123802147. The next prime is 76123802177. The reversal of 76123802173 is 37120832167.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6795858969 + 69327943204 = 82437^2 + 263302^2 .

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 76123802173 - 2¹⁷ = 76123671101 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 (76123802177) 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, 169843 + ... + 425551.

It is an arithmetic number, because the mean of its divisors is an integer number (9553964875).

Almost surely, 2^76123802173 is an apocalyptic number.

It is an amenable number.

76123802173 is a deficient number, since it is larger than the sum of its proper divisors (307916827).

76123802173 is a wasteful number, since it uses less digits than its factorization.

76123802173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256911.

The product of its (nonzero) digits is 84672, while the sum is 40.

The spelling of 76123802173 in words is "seventy-six billion, one hundred twenty-three million, eight hundred two thousand, one hundred seventy-three".