3669128340 has 24 divisors (see below), whose sum is σ = 10273559520. Its totient is φ = 978434208.

The previous prime is 3669128339. The next prime is 3669128341. The reversal of 3669128340 is 438219663.

3669128340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3669128339) and next prime (3669128341).

It is a junction number, because it is equal to n+sod(n) for n = 3669128292 and 3669128301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3669128341) 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, 30576010 + ... + 30576129.

It is an arithmetic number, because the mean of its divisors is an integer number (428064980).

Almost surely, 2^3669128340 is an apocalyptic number.

3669128340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3669128340 is an abundant number, since it is smaller than the sum of its proper divisors (6604431180).

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

3669128340 is a wasteful number, since it uses less digits than its factorization.

3669128340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61152151 (or 61152149 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 3669128340 is about 60573.3302700124. The cubic root of 3669128340 is about 1542.3666792230.

The spelling of 3669128340 in words is "three billion, six hundred sixty-nine million, one hundred twenty-eight thousand, three hundred forty".