2045190844234 has 4 divisors (see below), whose sum is σ = 3067786266354. Its totient is φ = 1022595422116.

The previous prime is 2045190844217. The next prime is 2045190844253. The reversal of 2045190844234 is 4324480915402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1619375867209 + 425814977025 = 1272547^2 + 652545^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511297711057 + ... + 511297711060.

Almost surely, 2^{2045190844234} is an apocalyptic number.

2045190844234 is a deficient number, since it is larger than the sum of its proper divisors (1022595422120).

2045190844234 is a wasteful number, since it uses less digits than its factorization.

2045190844234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022595422119.

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 2045190844234 in words is "two trillion, forty-five billion, one hundred ninety million, eight hundred forty-four thousand, two hundred thirty-four".