1498649856 has 108 divisors (see below), whose sum is σ = 4384429056. Its totient is φ = 454108160.

The previous prime is 1498649837. The next prime is 1498649857. The reversal of 1498649856 is 6589468941.

It is a self number, because there is not a number n which added to its sum of digits gives 1498649856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1498649857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84865 + ... + 100991.

Almost surely, 2^1498649856 is an apocalyptic number.

1498649856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1498649856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2192214528).

1498649856 is an abundant number, since it is smaller than the sum of its proper divisors (2885779200).

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

1498649856 is a wasteful number, since it uses less digits than its factorization.

1498649856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16168 (or 16143 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 60.

The square root of 1498649856 is about 38712.3992539858. The cubic root of 1498649856 is about 1144.3706885519.

The spelling of 1498649856 in words is "one billion, four hundred ninety-eight million, six hundred forty-nine thousand, eight hundred fifty-six".