76206868747 has 4 divisors (see below), whose sum is σ = 76371462880. Its totient is φ = 76042274616.

The previous prime is 76206868741. The next prime is 76206868823. The reversal of 76206868747 is 74786860267.

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 76206868747 - 2³ = 76206868739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76206868741) 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, 82296372 + ... + 82297297.

It is an arithmetic number, because the mean of its divisors is an integer number (19092865720).

Almost surely, 2^76206868747 is an apocalyptic number.

76206868747 is a deficient number, since it is larger than the sum of its proper divisors (164594133).

76206868747 is a wasteful number, since it uses less digits than its factorization.

76206868747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164594132.

The product of its (nonzero) digits is 37933056, while the sum is 61.

The spelling of 76206868747 in words is "seventy-six billion, two hundred six million, eight hundred sixty-eight thousand, seven hundred forty-seven".