4011021344 has 96 divisors (see below), whose sum is σ = 9294155136. Its totient is φ = 1683435520.

The previous prime is 4011021337. The next prime is 4011021403. The reversal of 4011021344 is 4431201104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310829 + ... + 323475.

It is an arithmetic number, because the mean of its divisors is an integer number (96814116).

Almost surely, 2^4011021344 is an apocalyptic number.

4011021344 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4011021344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4647077568).

4011021344 is an abundant number, since it is smaller than the sum of its proper divisors (5283133792).

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

4011021344 is a wasteful number, since it uses less digits than its factorization.

4011021344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12738 (or 12730 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4011021344 is about 63332.6246416490. The cubic root of 4011021344 is about 1588.8576560633.

Adding to 4011021344 its reverse (4431201104), we get a palindrome (8442222448).

The spelling of 4011021344 in words is "four billion, eleven million, twenty-one thousand, three hundred forty-four".