4650121605 has 16 divisors (see below), whose sum is σ = 7877853504. Its totient is φ = 2334178560.

The previous prime is 4650121603. The next prime is 4650121699. The reversal of 4650121605 is 5061210564.

It is not a de Polignac number, because 4650121605 - 2¹ = 4650121603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4650121603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9117631 + ... + 9118140.

It is an arithmetic number, because the mean of its divisors is an integer number (492365844).

Almost surely, 2^4650121605 is an apocalyptic number.

It is an amenable number.

4650121605 is a deficient number, since it is larger than the sum of its proper divisors (3227731899).

4650121605 is a wasteful number, since it uses less digits than its factorization.

4650121605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18235796.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 4650121605 is about 68191.8001302209. The cubic root of 4650121605 is about 1669.1220844886.

The spelling of 4650121605 in words is "four billion, six hundred fifty million, one hundred twenty-one thousand, six hundred five".