3716661564 has 240 divisors, whose sum is σ = 12272413440. Its totient is φ = 964625760.

The previous prime is 3716661539. The next prime is 3716661577. The reversal of 3716661564 is 4651666173.

It is a congruent number.

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 2851737 + ... + 2853039.

It is an arithmetic number, because the mean of its divisors is an integer number (51135056).

Almost surely, 2^3716661564 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 3716661564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6136206720).

3716661564 is an abundant number, since it is smaller than the sum of its proper divisors (8555751876).

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

3716661564 is a wasteful number, since it uses less digits than its factorization.

3716661564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355 (or 1326 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 3716661564 is about 60964.4286777134. The cubic root of 3716661564 is about 1548.9985294927.

The spelling of 3716661564 in words is "three billion, seven hundred sixteen million, six hundred sixty-one thousand, five hundred sixty-four".