4161444340 has 24 divisors (see below), whose sum is σ = 9020938752. Its totient is φ = 1610881440.

The previous prime is 4161444323. The next prime is 4161444347. The reversal of 4161444340 is 434441614.

4161444340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4161444347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3355384 + ... + 3356623.

It is an arithmetic number, because the mean of its divisors is an integer number (375872448).

Almost surely, 2^4161444340 is an apocalyptic number.

It is an amenable number.

4161444340 is an abundant number, since it is smaller than the sum of its proper divisors (4859494412).

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

4161444340 is a wasteful number, since it uses less digits than its factorization.

4161444340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6712047 (or 6712045 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 4161444340 is about 64509.2577852203. The cubic root of 4161444340 is about 1608.4764131497.

Adding to 4161444340 its reverse (434441614), we get a palindrome (4595885954).

The spelling of 4161444340 in words is "four billion, one hundred sixty-one million, four hundred forty-four thousand, three hundred forty".