2045251012343 has 32 divisors (see below), whose sum is σ = 2701383810048. Its totient is φ = 1499141030400.

The previous prime is 2045251012339. The next prime is 2045251012367. The reversal of 2045251012343 is 3432101525402.

It is a cyclic number.

It is not a de Polignac number, because 2045251012343 - 2² = 2045251012339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045251012373) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1994753 + ... + 2840693.

It is an arithmetic number, because the mean of its divisors is an integer number (84418244064).

Almost surely, 2^{2045251012343} is an apocalyptic number.

2045251012343 is a deficient number, since it is larger than the sum of its proper divisors (656132797705).

2045251012343 is a wasteful number, since it uses less digits than its factorization.

2045251012343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847823.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 2045251012343 its reverse (3432101525402), we get a palindrome (5477352537745).

The spelling of 2045251012343 in words is "two trillion, forty-five billion, two hundred fifty-one million, twelve thousand, three hundred forty-three".