4630361991 has 16 divisors (see below), whose sum is σ = 6319805184. Its totient is φ = 3013968384.

The previous prime is 4630361941. The next prime is 4630361993. The reversal of 4630361991 is 1991630364.

It is not a de Polignac number, because 4630361991 - 2¹⁷ = 4630230919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4630361993) 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, 449895 + ... + 460071.

It is an arithmetic number, because the mean of its divisors is an integer number (394987824).

Almost surely, 2^4630361991 is an apocalyptic number.

4630361991 is a deficient number, since it is larger than the sum of its proper divisors (1689443193).

4630361991 is a wasteful number, since it uses less digits than its factorization.

4630361991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13750.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 4630361991 is about 68046.7632661540. The cubic root of 4630361991 is about 1666.7545453974.

The spelling of 4630361991 in words is "four billion, six hundred thirty million, three hundred sixty-one thousand, nine hundred ninety-one".