76706726547 has 16 divisors (see below), whose sum is σ = 112151530368. Its totient is φ = 46248046080.

The previous prime is 76706726543. The next prime is 76706726549. The reversal of 76706726547 is 74562760767.

It is not a de Polignac number, because 76706726547 - 2² = 76706726543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76706726543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6015513 + ... + 6028250.

It is an arithmetic number, because the mean of its divisors is an integer number (7009470648).

Almost surely, 2^76706726547 is an apocalyptic number.

76706726547 is a deficient number, since it is larger than the sum of its proper divisors (35444803821).

76706726547 is a wasteful number, since it uses less digits than its factorization.

76706726547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12043970.

The product of its (nonzero) digits is 20744640, while the sum is 57.

The spelling of 76706726547 in words is "seventy-six billion, seven hundred six million, seven hundred twenty-six thousand, five hundred forty-seven".