2045541190784 has 128 divisors (see below), whose sum is σ = 5097732890880. Its totient is φ = 795958824960.

The previous prime is 2045541190769. The next prime is 2045541190801. The reversal of 2045541190784 is 4870911455402.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 728924 + ... + 2149979.

It is an arithmetic number, because the mean of its divisors is an integer number (39826038210).

Almost surely, 2^{2045541190784} is an apocalyptic number.

It is an amenable number.

2045541190784 is an abundant number, since it is smaller than the sum of its proper divisors (3052191700096).

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

2045541190784 is a wasteful number, since it uses less digits than its factorization.

2045541190784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2878998 (or 2878986 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 2045541190784 in words is "two trillion, forty-five billion, five hundred forty-one million, one hundred ninety thousand, seven hundred eighty-four".