80120147277 has 8 divisors (see below), whose sum is σ = 109311208864. Its totient is φ = 52171258608.

The previous prime is 80120147273. The next prime is 80120147279. The reversal of 80120147277 is 77274102108.

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

It is not a de Polignac number, because 80120147277 - 2² = 80120147273 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 (80120147273) 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, 310543078 + ... + 310543335.

It is an arithmetic number, because the mean of its divisors is an integer number (13663901108).

Almost surely, 2^80120147277 is an apocalyptic number.

It is an amenable number.

80120147277 is a deficient number, since it is larger than the sum of its proper divisors (29191061587).

80120147277 is a wasteful number, since it uses less digits than its factorization.

80120147277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621086459.

The product of its (nonzero) digits is 43904, while the sum is 39.

The spelling of 80120147277 in words is "eighty billion, one hundred twenty million, one hundred forty-seven thousand, two hundred seventy-seven".