3811864848 has 160 divisors (see below), whose sum is σ = 11417697792. Its totient is φ = 1083033600.

The previous prime is 3811864813. The next prime is 3811864883. The reversal of 3811864848 is 8484681183.

It is an interprime number because it is at equal distance from previous prime (3811864813) and next prime (3811864883).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 3811864848.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2970415 + ... + 2971697.

Almost surely, 2^3811864848 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 3811864848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5708848896).

3811864848 is an abundant number, since it is smaller than the sum of its proper divisors (7605832944).

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

3811864848 is a wasteful number, since it uses less digits than its factorization.

3811864848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653 (or 1647 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 51.

The square root of 3811864848 is about 61740.3016513525. The cubic root of 3811864848 is about 1562.1131848275.

The spelling of 3811864848 in words is "three billion, eight hundred eleven million, eight hundred sixty-four thousand, eight hundred forty-eight".