2045345402244 has 12 divisors (see below), whose sum is σ = 4772472605264. Its totient is φ = 681781800744.

The previous prime is 2045345402231. The next prime is 2045345402257. The reversal of 2045345402244 is 4422045435402.

It is an interprime number because it is at equal distance from previous prime (2045345402231) and next prime (2045345402257).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85222725082 + ... + 85222725105.

Almost surely, 2^{2045345402244} is an apocalyptic number.

It is an amenable number.

2045345402244 is an abundant number, since it is smaller than the sum of its proper divisors (2727127203020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2045345402244 is a wasteful number, since it uses less digits than its factorization.

2045345402244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170445450194 (or 170445450192 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 39.

The spelling of 2045345402244 in words is "two trillion, forty-five billion, three hundred forty-five million, four hundred two thousand, two hundred forty-four".