80330679077 has 4 divisors (see below), whose sum is σ = 87633468096. Its totient is φ = 73027890060.

The previous prime is 80330679067. The next prime is 80330679089. The reversal of 80330679077 is 77097603308.

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.

It is a cyclic number.

It is not a de Polignac number, because 80330679077 - 2⁸ = 80330678821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80330679067) 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, 3651394493 + ... + 3651394514.

It is an arithmetic number, because the mean of its divisors is an integer number (21908367024).

Almost surely, 2^80330679077 is an apocalyptic number.

It is an amenable number.

80330679077 is a deficient number, since it is larger than the sum of its proper divisors (7302789019).

80330679077 is a wasteful number, since it uses less digits than its factorization.

80330679077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7302789018.

The product of its (nonzero) digits is 1333584, while the sum is 50.

The spelling of 80330679077 in words is "eighty billion, three hundred thirty million, six hundred seventy-nine thousand, seventy-seven".