549449767498 has 16 divisors (see below), whose sum is σ = 860246360640. Its totient is φ = 262707592576.

The previous prime is 549449767487. The next prime is 549449767513. The reversal of 549449767498 is 894767944945.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1484788 + ... + 1817551.

It is an arithmetic number, because the mean of its divisors is an integer number (53765397540).

Almost surely, 2^549449767498 is an apocalyptic number.

549449767498 is a deficient number, since it is larger than the sum of its proper divisors (310796593142).

549449767498 is a wasteful number, since it uses less digits than its factorization.

549449767498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3305981.

The product of its digits is 2194698240, while the sum is 76.

The spelling of 549449767498 in words is "five hundred forty-nine billion, four hundred forty-nine million, seven hundred sixty-seven thousand, four hundred ninety-eight".