1549085016 has 32 divisors (see below), whose sum is σ = 4100520240. Its totient is φ = 485987328.

The previous prime is 1549085003. The next prime is 1549085017. The reversal of 1549085016 is 6105809451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1549085017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1897981 + ... + 1898796.

Almost surely, 2^1549085016 is an apocalyptic number.

It is an amenable number.

1549085016 is an abundant number, since it is smaller than the sum of its proper divisors (2551435224).

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

1549085016 is a wasteful number, since it uses less digits than its factorization.

1549085016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3796803 (or 3796799 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 39.

The square root of 1549085016 is about 39358.4173462298. The cubic root of 1549085016 is about 1157.0667607241.

The spelling of 1549085016 in words is "one billion, five hundred forty-nine million, eighty-five thousand, sixteen".