4061338660 has 24 divisors (see below), whose sum is σ = 8558960256. Its totient is φ = 1618792800.

The previous prime is 4061338657. The next prime is 4061338661. The reversal of 4061338660 is 668331604.

It is a super-2 number, since 2×4061338660² = 32988943422421191200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4061338661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353116 + ... + 364435.

It is an arithmetic number, because the mean of its divisors is an integer number (356623344).

Almost surely, 2^4061338660 is an apocalyptic number.

It is an amenable number.

4061338660 is an abundant number, since it is smaller than the sum of its proper divisors (4497621596).

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

4061338660 is a wasteful number, since it uses less digits than its factorization.

4061338660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717843 (or 717841 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 4061338660 is about 63728.6329682349. The cubic root of 4061338660 is about 1595.4740139157.

It can be divided in two parts, 406 and 1338660, that added together give a triangular number (1339066 = T₁₆₃₆).

The spelling of 4061338660 in words is "four billion, sixty-one million, three hundred thirty-eight thousand, six hundred sixty".