4661001320 has 128 divisors (see below), whose sum is σ = 10897286400. Its totient is φ = 1793581056.

The previous prime is 4661001281. The next prime is 4661001329. The reversal of 4661001320 is 231001664.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4661001329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42761426 + ... + 42761534.

It is an arithmetic number, because the mean of its divisors is an integer number (85135050).

Almost surely, 2^4661001320 is an apocalyptic number.

4661001320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4661001320 is an abundant number, since it is smaller than the sum of its proper divisors (6236285080).

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

4661001320 is a wasteful number, since it uses less digits than its factorization.

4661001320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 423 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 4661001320 is about 68271.5264220744. The cubic root of 4661001320 is about 1670.4227980382.

Adding to 4661001320 its reverse (231001664), we get a palindrome (4892002984).

The spelling of 4661001320 in words is "four billion, six hundred sixty-one million, one thousand, three hundred twenty".