76937193077 has 4 divisors (see below), whose sum is σ = 76966549836. Its totient is φ = 76907836320.

The previous prime is 76937193049. The next prime is 76937193101. The reversal of 76937193077 is 77039173967.

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 56877003121 + 20060189956 = 238489^2 + 141634^2 .

It is a cyclic number.

It is not a de Polignac number, because 76937193077 - 2¹² = 76937188981 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 (76937193577) 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, 14674448 + ... + 14679689.

It is an arithmetic number, because the mean of its divisors is an integer number (19241637459).

Almost surely, 2^76937193077 is an apocalyptic number.

It is an amenable number.

76937193077 is a deficient number, since it is larger than the sum of its proper divisors (29356759).

76937193077 is a wasteful number, since it uses less digits than its factorization.

76937193077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29356758.

The product of its (nonzero) digits is 10501974, while the sum is 59.

The spelling of 76937193077 in words is "seventy-six billion, nine hundred thirty-seven million, one hundred ninety-three thousand, seventy-seven".