4661242251 has 8 divisors (see below), whose sum is σ = 6332253840. Its totient is φ = 3048862752.

The previous prime is 4661242247. The next prime is 4661242273. The reversal of 4661242251 is 1522421664.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4661242251 - 2² = 4661242247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4661242211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14657836 + ... + 14658153.

It is an arithmetic number, because the mean of its divisors is an integer number (791531730).

Almost surely, 2^4661242251 is an apocalyptic number.

4661242251 is a deficient number, since it is larger than the sum of its proper divisors (1671011589).

4661242251 is a wasteful number, since it uses less digits than its factorization.

4661242251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29316045.

The product of its digits is 23040, while the sum is 33.

The square root of 4661242251 is about 68273.2909050091. The cubic root of 4661242251 is about 1670.4515793860.

The spelling of 4661242251 in words is "four billion, six hundred sixty-one million, two hundred forty-two thousand, two hundred fifty-one".