2045145123424 has 24 divisors (see below), whose sum is σ = 4336100959680. Its totient is φ = 943913133696.

The previous prime is 2045145123383. The next prime is 2045145123449. The reversal of 2045145123424 is 4243215415402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2458106704 + ... + 2458107535.

It is an arithmetic number, because the mean of its divisors is an integer number (180670873320).

Almost surely, 2^{2045145123424} is an apocalyptic number.

It is an amenable number.

2045145123424 is an abundant number, since it is smaller than the sum of its proper divisors (2290955836256).

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

2045145123424 is a wasteful number, since it uses less digits than its factorization.

2045145123424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4916214262 (or 4916214254 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 37.

The spelling of 2045145123424 in words is "two trillion, forty-five billion, one hundred forty-five million, one hundred twenty-three thousand, four hundred twenty-four".