2045543137143 has 24 divisors (see below), whose sum is σ = 3054439617264. Its totient is φ = 1216332099840.

The previous prime is 2045543137139. The next prime is 2045543137153. The reversal of 2045543137143 is 3417313455402.

It is not a de Polignac number, because 2045543137143 - 2² = 2045543137139 is a prime.

It is a super-2 number, since 2×2045543137143² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2045543137095 and 2045543137104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045543137153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53142130 + ... + 53180607.

It is an arithmetic number, because the mean of its divisors is an integer number (127268317386).

Almost surely, 2^{2045543137143} is an apocalyptic number.

2045543137143 is a deficient number, since it is larger than the sum of its proper divisors (1008896480121).

2045543137143 is a wasteful number, since it uses less digits than its factorization.

2045543137143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106322815 (or 106322804 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 2045543137143 in words is "two trillion, forty-five billion, five hundred forty-three million, one hundred thirty-seven thousand, one hundred forty-three".