4497910000891 has 4 divisors (see below), whose sum is σ = 4498868843784. Its totient is φ = 4496951158000.

The previous prime is 4497910000873. The next prime is 4497910000921. The reversal of 4497910000891 is 1980000197944.

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 4497910000891 - 2¹⁷ = 4497909869819 is a prime.

It is a super-2 number, since 2×4497910000891² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4497910000091) 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, 479414410 + ... + 479423791.

It is an arithmetic number, because the mean of its divisors is an integer number (1124717210946).

Almost surely, 2^{4497910000891} is an apocalyptic number.

4497910000891 is a deficient number, since it is larger than the sum of its proper divisors (958842893).

4497910000891 is an equidigital number, since it uses as much as digits as its factorization.

4497910000891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958842892.

The product of its (nonzero) digits is 653184, while the sum is 52.

The spelling of 4497910000891 in words is "four trillion, four hundred ninety-seven billion, nine hundred ten million, eight hundred ninety-one", and thus it is an aban number.