3669715840 has 256 divisors, whose sum is σ = 10416240000. Its totient is φ = 1235533824.

The previous prime is 3669715789. The next prime is 3669715843. The reversal of 3669715840 is 485179663.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3669715843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16024846 + ... + 16025074.

Almost surely, 2^3669715840 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 3669715840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5208120000).

3669715840 is an abundant number, since it is smaller than the sum of its proper divisors (6746524160).

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

3669715840 is an equidigital number, since it uses as much as digits as its factorization.

3669715840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 3669715840 is about 60578.1795698748. The cubic root of 3669715840 is about 1542.4489959643.

The spelling of 3669715840 in words is "three billion, six hundred sixty-nine million, seven hundred fifteen thousand, eight hundred forty".