3851996148 has 576 divisors, whose sum is σ = 14054197248. Its totient is φ = 890196480.

The previous prime is 3851996147. The next prime is 3851996167. The reversal of 3851996148 is 8416991583.

3851996148 is a `hidden beast` number, since 3 + 8 + 5 + 19 + 9 + 614 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (1866240) is a multiple of the sum of its prime divisors (180).

It is a junction number, because it is equal to n+sod(n) for n = 3851996094 and 3851996103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3851996143) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 35999911 + ... + 36000017.

It is an arithmetic number, because the mean of its divisors is an integer number (24399648).

Almost surely, 2^3851996148 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 3851996148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7027098624).

3851996148 is an abundant number, since it is smaller than the sum of its proper divisors (10202201100).

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

3851996148 is a wasteful number, since it uses less digits than its factorization.

3851996148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 180 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 54.

The square root of 3851996148 is about 62064.4515644825. The cubic root of 3851996148 is about 1567.5760325748.

It can be divided in two parts, 3851 and 996148, that added together give a palindrome (999999).

The spelling of 3851996148 in words is "three billion, eight hundred fifty-one million, nine hundred ninety-six thousand, one hundred forty-eight".