2545431425044 has 12 divisors (see below), whose sum is σ = 4454516162068. Its totient is φ = 1272712521600.

The previous prime is 2545431425039. The next prime is 2545431425101. The reversal of 2545431425044 is 4405241345452.

It can be written as a sum of positive squares in 2 ways, for example, as 1580199843600 + 965231581444 = 1257060^2 + 982462^2 .

It is a super-2 number, since 2×2545431425044² (a number of 26 digits) contains 22 as substring.

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, 2773564 + ... + 3575404.

Almost surely, 2^{2545431425044} is an apocalyptic number.

It is an amenable number.

2545431425044 is a deficient number, since it is larger than the sum of its proper divisors (1909084737024).

2545431425044 is a wasteful number, since it uses less digits than its factorization.

2545431425044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595466 (or 1595464 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 43.

The spelling of 2545431425044 in words is "two trillion, five hundred forty-five billion, four hundred thirty-one million, four hundred twenty-five thousand, forty-four".