3449780160 has 112 divisors (see below), whose sum is σ = 10993441056. Its totient is φ = 916549632.

The previous prime is 3449780111. The next prime is 3449780167. The reversal of 3449780160 is 610879443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3449780167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259434 + ... + 272406.

Almost surely, 2^3449780160 is an apocalyptic number.

3449780160 is a gapful number since it is divisible by the number (30) 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 3449780160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5496720528).

3449780160 is an abundant number, since it is smaller than the sum of its proper divisors (7543660896).

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

3449780160 is a wasteful number, since it uses less digits than its factorization.

3449780160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13270 (or 13260 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 3449780160 is about 58734.8291901832. The cubic root of 3449780160 is about 1510.9977120465.

The spelling of 3449780160 in words is "three billion, four hundred forty-nine million, seven hundred eighty thousand, one hundred sixty".