4661221410 has 32 divisors (see below), whose sum is σ = 12429924480. Its totient is φ = 1242992304.

The previous prime is 4661221403. The next prime is 4661221421. The reversal of 4661221410 is 141221664.

4661221410 is a `hidden beast` number, since 4 + 6 + 612 + 2 + 1 + 41 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8631622 + ... + 8632161.

It is an arithmetic number, because the mean of its divisors is an integer number (388435140).

Almost surely, 2^4661221410 is an apocalyptic number.

4661221410 is an abundant number, since it is smaller than the sum of its proper divisors (7768703070).

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

4661221410 is a wasteful number, since it uses less digits than its factorization.

4661221410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17263799 (or 17263793 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4661221410 is about 68273.1382756059. The cubic root of 4661221410 is about 1670.4490897826.

The spelling of 4661221410 in words is "four billion, six hundred sixty-one million, two hundred twenty-one thousand, four hundred ten".