4914965891 has 4 divisors (see below), whose sum is σ = 5361780984. Its totient is φ = 4468150800.

The previous prime is 4914965873. The next prime is 4914965911. The reversal of 4914965891 is 1985694194.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4914965891 - 2¹⁰ = 4914964867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4914965291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223407530 + ... + 223407551.

It is an arithmetic number, because the mean of its divisors is an integer number (1340445246).

Almost surely, 2^4914965891 is an apocalyptic number.

4914965891 is a deficient number, since it is larger than the sum of its proper divisors (446815093).

4914965891 is a wasteful number, since it uses less digits than its factorization.

4914965891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446815092.

The product of its digits is 2799360, while the sum is 56.

The square root of 4914965891 is about 70106.8177212459. The cubic root of 4914965891 is about 1700.2267161300.

The spelling of 4914965891 in words is "four billion, nine hundred fourteen million, nine hundred sixty-five thousand, eight hundred ninety-one".