1049451616 has 48 divisors (see below), whose sum is σ = 2192657040. Its totient is φ = 492728320.

The previous prime is 1049451607. The next prime is 1049451617. The reversal of 1049451616 is 6161549401.

1049451616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1049451616² = 2202697388650022912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1049451617) 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, 265140 + ... + 269068.

It is an arithmetic number, because the mean of its divisors is an integer number (45680355).

Almost surely, 2^1049451616 is an apocalyptic number.

1049451616 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 1049451616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1096328520).

1049451616 is an abundant number, since it is smaller than the sum of its proper divisors (1143205424).

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

1049451616 is a wasteful number, since it uses less digits than its factorization.

1049451616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447 (or 4439 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 1049451616 is about 32395.2406380937. The cubic root of 1049451616 is about 1016.2193813985.

The spelling of 1049451616 in words is "one billion, forty-nine million, four hundred fifty-one thousand, six hundred sixteen".