5120845545 has 16 divisors (see below), whose sum is σ = 8194447872. Its totient is φ = 2730752640.

The previous prime is 5120845529. The next prime is 5120845571. The reversal of 5120845545 is 5455480215.

It is not a de Polignac number, because 5120845545 - 2⁴ = 5120845529 is a prime.

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, 123400 + ... + 159590.

It is an arithmetic number, because the mean of its divisors is an integer number (512152992).

Almost surely, 2^5120845545 is an apocalyptic number.

It is an amenable number.

5120845545 is a deficient number, since it is larger than the sum of its proper divisors (3073602327).

5120845545 is a wasteful number, since it uses less digits than its factorization.

5120845545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45632.

The product of its (nonzero) digits is 160000, while the sum is 39.

The square root of 5120845545 is about 71560.0834613823. The cubic root of 5120845545 is about 1723.6426255260.

The spelling of 5120845545 in words is "five billion, one hundred twenty million, eight hundred forty-five thousand, five hundred forty-five".