76913077273 has 4 divisors (see below), whose sum is σ = 76917832740. Its totient is φ = 76908321808.

The previous prime is 76913077253. The next prime is 76913077289. The reversal of 76913077273 is 37277031967.

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 41549522569 + 35363554704 = 203837^2 + 188052^2 .

It is a cyclic number.

It is not a de Polignac number, because 76913077273 - 2²¹ = 76910980121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76913077273.

It is not an unprimeable number, because it can be changed into a prime (76913077253) 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, 2353390 + ... + 2385847.

It is an arithmetic number, because the mean of its divisors is an integer number (19229458185).

Almost surely, 2^76913077273 is an apocalyptic number.

It is an amenable number.

76913077273 is a deficient number, since it is larger than the sum of its proper divisors (4755467).

76913077273 is a wasteful number, since it uses less digits than its factorization.

76913077273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4755466.

The product of its (nonzero) digits is 2333772, while the sum is 52.

The spelling of 76913077273 in words is "seventy-six billion, nine hundred thirteen million, seventy-seven thousand, two hundred seventy-three".