5578057505 has 4 divisors (see below), whose sum is σ = 6693669012. Its totient is φ = 4462446000.

The previous prime is 5578057501. The next prime is 5578057609. The reversal of 5578057505 is 5057508755.

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 952833424 + 4625224081 = 30868^2 + 68009^2 .

It is not a de Polignac number, because 5578057505 - 2² = 5578057501 is a prime.

It is a super-2 number, since 2×5578057505² = 62229451058173650050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5578057505.

It is not an unprimeable number, because it can be changed into a prime (5578057501) 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, 557805746 + ... + 557805755.

It is an arithmetic number, because the mean of its divisors is an integer number (1673417253).

Almost surely, 2^5578057505 is an apocalyptic number.

It is an amenable number.

5578057505 is a deficient number, since it is larger than the sum of its proper divisors (1115611507).

5578057505 is a wasteful number, since it uses less digits than its factorization.

5578057505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115611506.

The product of its (nonzero) digits is 1225000, while the sum is 47.

The square root of 5578057505 is about 74686.3943767538. The cubic root of 5578057505 is about 1773.4855831046.

The spelling of 5578057505 in words is "five billion, five hundred seventy-eight million, fifty-seven thousand, five hundred five".