76343587871 has 4 divisors (see below), whose sum is σ = 77418849744. Its totient is φ = 75268326000.

The previous prime is 76343587861. The next prime is 76343587907. The reversal of 76343587871 is 17878534367.

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

It is a cyclic number.

It is not a de Polignac number, because 76343587871 - 2¹⁸ = 76343325727 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 76343587871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76343587841) 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, 537630830 + ... + 537630971.

It is an arithmetic number, because the mean of its divisors is an integer number (19354712436).

Almost surely, 2^76343587871 is an apocalyptic number.

76343587871 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

76343587871 is a deficient number, since it is larger than the sum of its proper divisors (1075261873).

76343587871 is a wasteful number, since it uses less digits than its factorization.

76343587871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075261872.

The product of its digits is 23708160, while the sum is 59.

The spelling of 76343587871 in words is "seventy-six billion, three hundred forty-three million, five hundred eighty-seven thousand, eight hundred seventy-one".