2145276756177 has 8 divisors (see below), whose sum is σ = 2860631880864. Its totient is φ = 1430053067808.

The previous prime is 2145276756173. The next prime is 2145276756191. The reversal of 2145276756177 is 7716576725412.

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

It is not a de Polignac number, because 2145276756177 - 2² = 2145276756173 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 2145276756177.

It is not an unprimeable number, because it can be changed into a prime (2145276756173) 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, 32820988 + ... + 32886285.

It is an arithmetic number, because the mean of its divisors is an integer number (357578985108).

Almost surely, 2^{2145276756177} is an apocalyptic number.

It is an amenable number.

2145276756177 is a deficient number, since it is larger than the sum of its proper divisors (715355124687).

2145276756177 is a wasteful number, since it uses less digits than its factorization.

2145276756177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65718159.

The product of its digits is 34574400, while the sum is 60.

The spelling of 2145276756177 in words is "two trillion, one hundred forty-five billion, two hundred seventy-six million, seven hundred fifty-six thousand, one hundred seventy-seven".