1549949496 has 16 divisors (see below), whose sum is σ = 3874873800. Its totient is φ = 516649824.

The previous prime is 1549949447. The next prime is 1549949521. The reversal of 1549949496 is 6949499451.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32290591 + ... + 32290638.

Almost surely, 2^1549949496 is an apocalyptic number.

It is an amenable number.

1549949496 is an abundant number, since it is smaller than the sum of its proper divisors (2324924304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1549949496 is a wasteful number, since it uses less digits than its factorization.

1549949496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64581238 (or 64581234 counting only the distinct ones).

The product of its digits is 12597120, while the sum is 60.

The square root of 1549949496 is about 39369.3979633928. The cubic root of 1549949496 is about 1157.2819576634.

The spelling of 1549949496 in words is "one billion, five hundred forty-nine million, nine hundred forty-nine thousand, four hundred ninety-six".