76765676505 has 16 divisors (see below), whose sum is σ = 140371522944. Its totient is φ = 35092880640.

The previous prime is 76765676473. The next prime is 76765676539. The reversal of 76765676505 is 50567656767.

It is not a de Polignac number, because 76765676505 - 2⁵ = 76765676473 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365550736 + ... + 365550945.

It is an arithmetic number, because the mean of its divisors is an integer number (8773220184).

Almost surely, 2^76765676505 is an apocalyptic number.

It is an amenable number.

76765676505 is a deficient number, since it is larger than the sum of its proper divisors (63605846439).

76765676505 is a wasteful number, since it uses less digits than its factorization.

76765676505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731101696.

The product of its (nonzero) digits is 55566000, while the sum is 60.

The spelling of 76765676505 in words is "seventy-six billion, seven hundred sixty-five million, six hundred seventy-six thousand, five hundred five".