3649617048 has 128 divisors (see below), whose sum is σ = 11476753920. Its totient is φ = 939509760.

The previous prime is 3649617031. The next prime is 3649617053. The reversal of 3649617048 is 8407169463.

It is a junction number, because it is equal to n+sod(n) for n = 3649616988 and 3649617006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 200086 + ... + 217562.

It is an arithmetic number, because the mean of its divisors is an integer number (89662140).

Almost surely, 2^3649617048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3649617048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5738376960).

3649617048 is an abundant number, since it is smaller than the sum of its proper divisors (7827136872).

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

3649617048 is a wasteful number, since it uses less digits than its factorization.

3649617048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17617 (or 17613 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 3649617048 is about 60412.0604515357. The cubic root of 3649617048 is about 1539.6278754553.

The spelling of 3649617048 in words is "three billion, six hundred forty-nine million, six hundred seventeen thousand, forty-eight".