4629209991 has 16 divisors (see below), whose sum is σ = 7104787200. Its totient is φ = 2626230528.

The previous prime is 4629209987. The next prime is 4629210013. The reversal of 4629209991 is 1999029264.

It is not a de Polignac number, because 4629209991 - 2² = 4629209987 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4629209791) 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, 790026 + ... + 795863.

It is an arithmetic number, because the mean of its divisors is an integer number (444049200).

Almost surely, 2^4629209991 is an apocalyptic number.

4629209991 is a deficient number, since it is larger than the sum of its proper divisors (2475577209).

4629209991 is a wasteful number, since it uses less digits than its factorization.

4629209991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586038.

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 4629209991 is about 68038.2979725390. The cubic root of 4629209991 is about 1666.6163085096.

The spelling of 4629209991 in words is "four billion, six hundred twenty-nine million, two hundred nine thousand, nine hundred ninety-one".