3727147812 has 12 divisors (see below), whose sum is σ = 8696678256. Its totient is φ = 1242382600.

The previous prime is 3727147783. The next prime is 3727147819. The reversal of 3727147812 is 2187417273.

3727147812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3727147819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155297814 + ... + 155297837.

It is an arithmetic number, because the mean of its divisors is an integer number (724723188).

Almost surely, 2^3727147812 is an apocalyptic number.

It is an amenable number.

3727147812 is an abundant number, since it is smaller than the sum of its proper divisors (4969530444).

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

3727147812 is a wasteful number, since it uses less digits than its factorization.

3727147812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310595658 (or 310595656 counting only the distinct ones).

The product of its digits is 131712, while the sum is 42.

The square root of 3727147812 is about 61050.3711045232. The cubic root of 3727147812 is about 1550.4539512553.

The spelling of 3727147812 in words is "three billion, seven hundred twenty-seven million, one hundred forty-seven thousand, eight hundred twelve".