4540564414457 has 4 divisors (see below), whose sum is σ = 4540801650276. Its totient is φ = 4540327178640.

The previous prime is 4540564414381. The next prime is 4540564414459. The reversal of 4540564414457 is 7544144650454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2344999132921 + 2195565281536 = 1531339^2 + 1481744^2 .

It is a cyclic number.

It is not a de Polignac number, because 4540564414457 - 2³² = 4536269447161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4540564414399 and 4540564414408.

It is not an unprimeable number, because it can be changed into a prime (4540564414459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118589198 + ... + 118627479.

It is an arithmetic number, because the mean of its divisors is an integer number (1135200412569).

Almost surely, 2^{4540564414457} is an apocalyptic number.

It is an amenable number.

4540564414457 is a deficient number, since it is larger than the sum of its proper divisors (237235819).

4540564414457 is a wasteful number, since it uses less digits than its factorization.

4540564414457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237235818.

The product of its (nonzero) digits is 21504000, while the sum is 53.

The spelling of 4540564414457 in words is "four trillion, five hundred forty billion, five hundred sixty-four million, four hundred fourteen thousand, four hundred fifty-seven".