2545542431434 has 32 divisors (see below), whose sum is σ = 3911679636480. Its totient is φ = 1241985700800.

The previous prime is 2545542431389. The next prime is 2545542431437. The reversal of 2545542431434 is 4341342455452.

It is not an unprimeable number, because it can be changed into a prime (2545542431437) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 59255767 + ... + 59298709.

It is an arithmetic number, because the mean of its divisors is an integer number (122239988640).

Almost surely, 2^{2545542431434} is an apocalyptic number.

2545542431434 is a deficient number, since it is larger than the sum of its proper divisors (1366137205046).

2545542431434 is a wasteful number, since it uses less digits than its factorization.

2545542431434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46846.

The product of its digits is 4608000, while the sum is 46.

Adding to 2545542431434 its reverse (4341342455452), we get a palindrome (6886884886886).

The spelling of 2545542431434 in words is "two trillion, five hundred forty-five billion, five hundred forty-two million, four hundred thirty-one thousand, four hundred thirty-four".