3684701568 has 128 divisors (see below), whose sum is σ = 10344268800. Its totient is φ = 1159741440.

The previous prime is 3684701557. The next prime is 3684701617. The reversal of 3684701568 is 8651074863.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 695088 + ... + 700368.

It is an arithmetic number, because the mean of its divisors is an integer number (80814600).

Almost surely, 2^3684701568 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 3684701568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5172134400).

3684701568 is an abundant number, since it is smaller than the sum of its proper divisors (6659567232).

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

3684701568 is a wasteful number, since it uses less digits than its factorization.

3684701568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5400 (or 5388 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The square root of 3684701568 is about 60701.7427097443. The cubic root of 3684701568 is about 1544.5457367278.

The spelling of 3684701568 in words is "three billion, six hundred eighty-four million, seven hundred one thousand, five hundred sixty-eight".