4691898887 has 8 divisors (see below), whose sum is σ = 5215808640. Its totient is φ = 4191274080.

The previous prime is 4691898859. The next prime is 4691898889. The reversal of 4691898887 is 7888981964.

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

It is a cyclic number.

It is not a de Polignac number, because 4691898887 - 2¹⁰ = 4691897863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4691898889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5820812 + ... + 5821617.

It is an arithmetic number, because the mean of its divisors is an integer number (651976080).

Almost surely, 2^4691898887 is an apocalyptic number.

4691898887 is a deficient number, since it is larger than the sum of its proper divisors (523909753).

4691898887 is a wasteful number, since it uses less digits than its factorization.

4691898887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11642473.

The product of its digits is 55738368, while the sum is 68.

The square root of 4691898887 is about 68497.4370834413. The cubic root of 4691898887 is about 1674.1057244022.

The spelling of 4691898887 in words is "four billion, six hundred ninety-one million, eight hundred ninety-eight thousand, eight hundred eighty-seven".