3706505544 has 128 divisors (see below), whose sum is σ = 11013120000. Its totient is φ = 1017080064.

The previous prime is 3706505521. The next prime is 3706505549. The reversal of 3706505544 is 4455056073.

3706505544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3706505549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 967617 + ... + 971439.

It is an arithmetic number, because the mean of its divisors is an integer number (86040000).

Almost surely, 2^3706505544 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 3706505544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5506560000).

3706505544 is an abundant number, since it is smaller than the sum of its proper divisors (7306614456).

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

3706505544 is a wasteful number, since it uses less digits than its factorization.

3706505544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4067 (or 4063 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 39.

The square root of 3706505544 is about 60881.0770601178. The cubic root of 3706505544 is about 1547.5863292489.

The spelling of 3706505544 in words is "three billion, seven hundred six million, five hundred five thousand, five hundred forty-four".