4661220159 has 24 divisors (see below), whose sum is σ = 6885844992. Its totient is φ = 3037065360.

The previous prime is 4661220149. The next prime is 4661220169. The reversal of 4661220159 is 9510221664.

4661220159 is a `hidden beast` number, since 4 + 6 + 612 + 20 + 15 + 9 = 666.

4661220159 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4661220149) and next prime (4661220169).

It is not a de Polignac number, because 4661220159 - 2¹³ = 4661211967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4661220139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306874 + ... + 321704.

It is an arithmetic number, because the mean of its divisors is an integer number (286910208).

Almost surely, 2^4661220159 is an apocalyptic number.

4661220159 is a deficient number, since it is larger than the sum of its proper divisors (2224624833).

4661220159 is a wasteful number, since it uses less digits than its factorization.

4661220159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15627 (or 15624 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 4661220159 is about 68273.1291138761. The cubic root of 4661220159 is about 1670.4489403417.

The spelling of 4661220159 in words is "four billion, six hundred sixty-one million, two hundred twenty thousand, one hundred fifty-nine".