2145023807163 has 16 divisors (see below), whose sum is σ = 2862599074560. Its totient is φ = 1428732416736.

The previous prime is 2145023807089. The next prime is 2145023807197. The reversal of 2145023807163 is 3617083205412.

It is not a de Polignac number, because 2145023807163 - 2³² = 2140728839867 is a prime.

It is a super-2 number, since 2×2145023807163² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2145023807863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61165728 + ... + 61200786.

It is an arithmetic number, because the mean of its divisors is an integer number (178912442160).

Almost surely, 2^{2145023807163} is an apocalyptic number.

2145023807163 is a deficient number, since it is larger than the sum of its proper divisors (717575267397).

2145023807163 is a wasteful number, since it uses less digits than its factorization.

2145023807163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52786.

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 2145023807163 in words is "two trillion, one hundred forty-five billion, twenty-three million, eight hundred seven thousand, one hundred sixty-three".