79005706077 has 8 divisors (see below), whose sum is σ = 109920982464. Its totient is φ = 50380450208.

The previous prime is 79005706067. The next prime is 79005706079. The reversal of 79005706077 is 77060750097.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 79005706077 - 2¹⁹ = 79005181789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79005706079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572505048 + ... + 572505185.

It is an arithmetic number, because the mean of its divisors is an integer number (13740122808).

Almost surely, 2^79005706077 is an apocalyptic number.

It is an amenable number.

79005706077 is a deficient number, since it is larger than the sum of its proper divisors (30915276387).

79005706077 is a wasteful number, since it uses less digits than its factorization.

79005706077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145010259.

The product of its (nonzero) digits is 648270, while the sum is 48.

The spelling of 79005706077 in words is "seventy-nine billion, five million, seven hundred six thousand, seventy-seven".