2045250542345 has 16 divisors (see below), whose sum is σ = 2520682603968. Its totient is φ = 1591947535680.

The previous prime is 2045250542323. The next prime is 2045250542347. The reversal of 2045250542345 is 5432450525402.

It is not a de Polignac number, because 2045250542345 - 2⁶ = 2045250542281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2045250542347) 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, 15018410 + ... + 15153980.

It is an arithmetic number, because the mean of its divisors is an integer number (157542662748).

Almost surely, 2^{2045250542345} is an apocalyptic number.

It is an amenable number.

2045250542345 is a deficient number, since it is larger than the sum of its proper divisors (475432061623).

2045250542345 is a wasteful number, since it uses less digits than its factorization.

2045250542345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217160.

The product of its (nonzero) digits is 960000, while the sum is 41.

The spelling of 2045250542345 in words is "two trillion, forty-five billion, two hundred fifty million, five hundred forty-two thousand, three hundred forty-five".