4540045697889 has 16 divisors (see below), whose sum is σ = 6534165383424. Its totient is φ = 2787391958400.

The previous prime is 4540045697819. The next prime is 4540045697893. The reversal of 4540045697889 is 9887965400454.

It is not a de Polignac number, because 4540045697889 - 2⁹ = 4540045697377 is a prime.

It is a super-2 number, since 2×4540045697889² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4540045697809) 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, 135031252 + ... + 135064869.

It is an arithmetic number, because the mean of its divisors is an integer number (408385336464).

Almost surely, 2^{4540045697889} is an apocalyptic number.

It is an amenable number.

4540045697889 is a deficient number, since it is larger than the sum of its proper divisors (1994119685535).

4540045697889 is a wasteful number, since it uses less digits than its factorization.

4540045697889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270096568.

The product of its (nonzero) digits is 348364800, while the sum is 69.

The spelling of 4540045697889 in words is "four trillion, five hundred forty billion, forty-five million, six hundred ninety-seven thousand, eight hundred eighty-nine".