84227173377 has 4 divisors (see below), whose sum is σ = 112302897840. Its totient is φ = 56151448916.

The previous prime is 84227173361. The next prime is 84227173399. The reversal of 84227173377 is 77337172248.

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 84227173377 - 2⁴ = 84227173361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84227173357) 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, 14037862227 + ... + 14037862232.

It is an arithmetic number, because the mean of its divisors is an integer number (28075724460).

Almost surely, 2^84227173377 is an apocalyptic number.

It is an amenable number.

84227173377 is a deficient number, since it is larger than the sum of its proper divisors (28075724463).

84227173377 is a wasteful number, since it uses less digits than its factorization.

84227173377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28075724462.

The product of its digits is 2765952, while the sum is 51.

The spelling of 84227173377 in words is "eighty-four billion, two hundred twenty-seven million, one hundred seventy-three thousand, three hundred seventy-seven".