549900027478 has 8 divisors (see below), whose sum is σ = 826136860680. Its totient is φ = 274521073920.

The previous prime is 549900027473. The next prime is 549900027493. The reversal of 549900027478 is 874720009945.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549900027473) 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, 214468308 + ... + 214470871.

It is an arithmetic number, because the mean of its divisors is an integer number (103267107585).

Almost surely, 2^549900027478 is an apocalyptic number.

549900027478 is a deficient number, since it is larger than the sum of its proper divisors (276236833202).

549900027478 is a wasteful number, since it uses less digits than its factorization.

549900027478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428939822.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 549900027478 in words is "five hundred forty-nine billion, nine hundred million, twenty-seven thousand, four hundred seventy-eight".