270020004557 has 4 divisors (see below), whose sum is σ = 277317842556. Its totient is φ = 262722166560.

The previous prime is 270020004547. The next prime is 270020004563. The reversal of 270020004557 is 755400020072.

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 233565357796 + 36454646761 = 483286^2 + 190931^2 .

It is a cyclic number.

It is not a de Polignac number, because 270020004557 - 2³² = 265725037261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270020004517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3648918944 + ... + 3648919017.

It is an arithmetic number, because the mean of its divisors is an integer number (69329460639).

Almost surely, 2^270020004557 is an apocalyptic number.

It is an amenable number.

270020004557 is a deficient number, since it is larger than the sum of its proper divisors (7297837999).

270020004557 is an equidigital number, since it uses as much as digits as its factorization.

270020004557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7297837998.

The product of its (nonzero) digits is 19600, while the sum is 32.

The spelling of 270020004557 in words is "two hundred seventy billion, twenty million, four thousand, five hundred fifty-seven".