2174021323977 has 4 divisors (see below), whose sum is σ = 2898695098640. Its totient is φ = 1449347549316.

The previous prime is 2174021323919. The next prime is 2174021323987. The reversal of 2174021323977 is 7793231204712.

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 not a de Polignac number, because 2174021323977 - 2¹⁶ = 2174021258441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2174021323987) 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, 362336887327 + ... + 362336887332.

It is an arithmetic number, because the mean of its divisors is an integer number (724673774660).

Almost surely, 2^{2174021323977} is an apocalyptic number.

It is an amenable number.

2174021323977 is a deficient number, since it is larger than the sum of its proper divisors (724673774663).

2174021323977 is an equidigital number, since it uses as much as digits as its factorization.

2174021323977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724673774662.

The product of its (nonzero) digits is 889056, while the sum is 48.

The spelling of 2174021323977 in words is "two trillion, one hundred seventy-four billion, twenty-one million, three hundred twenty-three thousand, nine hundred seventy-seven".