4149518912 has 112 divisors (see below), whose sum is σ = 10382463360. Its totient is φ = 1598361600.

The previous prime is 4149518903. The next prime is 4149518917. The reversal of 4149518912 is 2198159414.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (4149518917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 433862 + ... + 443322.

Almost surely, 2^4149518912 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 4149518912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5191231680).

4149518912 is an abundant number, since it is smaller than the sum of its proper divisors (6232944448).

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

4149518912 is a wasteful number, since it uses less digits than its factorization.

4149518912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9580 (or 9570 counting only the distinct ones).

The product of its digits is 103680, while the sum is 44.

The square root of 4149518912 is about 64416.7595583634. The cubic root of 4149518912 is about 1606.9384758101.

The spelling of 4149518912 in words is "four billion, one hundred forty-nine million, five hundred eighteen thousand, nine hundred twelve".