545706370257 has 16 divisors (see below), whose sum is σ = 770423959872. Its totient is φ = 342397345280.

The previous prime is 545706370243. The next prime is 545706370259. The reversal of 545706370257 is 752073607545.

545706370257 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 545706370257 - 2⁴ = 545706370241 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (545706370259) 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, 4728157 + ... + 4842197.

It is an arithmetic number, because the mean of its divisors is an integer number (48151497492).

Almost surely, 2^545706370257 is an apocalyptic number.

It is an amenable number.

545706370257 is a deficient number, since it is larger than the sum of its proper divisors (224717589615).

545706370257 is a wasteful number, since it uses less digits than its factorization.

545706370257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207888.

The product of its (nonzero) digits is 6174000, while the sum is 51.

The spelling of 545706370257 in words is "five hundred forty-five billion, seven hundred six million, three hundred seventy thousand, two hundred fifty-seven".