76880677 has 4 divisors (see below), whose sum is σ = 77599296. Its totient is φ = 76162060.

The previous prime is 76880663. The next prime is 76880693. The reversal of 76880677 is 77608867.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77608867 = 7 ⋅11086981.

It is a cyclic number.

It is not a de Polignac number, because 76880677 - 2⁷ = 76880549 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 76880677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76880627) 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, 359149 + ... + 359362.

It is an arithmetic number, because the mean of its divisors is an integer number (19399824).

Almost surely, 2^76880677 is an apocalyptic number.

It is an amenable number.

76880677 is a deficient number, since it is larger than the sum of its proper divisors (718619).

76880677 is a wasteful number, since it uses less digits than its factorization.

76880677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718618.

The product of its (nonzero) digits is 790272, while the sum is 49.

The square root of 76880677 is about 8768.1626923775. The cubic root of 76880677 is about 425.2122160461.

The spelling of 76880677 in words is "seventy-six million, eight hundred eighty thousand, six hundred seventy-seven".