4620401999 has 2 divisors, whose sum is σ = 4620402000. Its totient is φ = 4620401998.

The previous prime is 4620401993. The next prime is 4620402011. The reversal of 4620401999 is 9991040264.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4620401999 - 2²⁰ = 4619353423 is a prime.

It is a super-2 number, since 2×4620401999² = 42696229264726392002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4620401993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310200999 + 2310201000.

It is an arithmetic number, because the mean of its divisors is an integer number (2310201000).

Almost surely, 2^4620401999 is an apocalyptic number.

4620401999 is a deficient number, since it is larger than the sum of its proper divisors (1).

4620401999 is an equidigital number, since it uses as much as digits as its factorization.

4620401999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 4620401999 is about 67973.5389618637. The cubic root of 4620401999 is about 1665.5586144866.

The spelling of 4620401999 in words is "four billion, six hundred twenty million, four hundred one thousand, nine hundred ninety-nine".