491105065514 has 8 divisors (see below), whose sum is σ = 841894398048. Its totient is φ = 210473599500.

The previous prime is 491105065511. The next prime is 491105065531. The reversal of 491105065514 is 415560501194.

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

It is not an unprimeable number, because it can be changed into a prime (491105065511) 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, 17539466612 + ... + 17539466639.

It is an arithmetic number, because the mean of its divisors is an integer number (105236799756).

Almost surely, 2^491105065514 is an apocalyptic number.

491105065514 is a deficient number, since it is larger than the sum of its proper divisors (350789332534).

491105065514 is a wasteful number, since it uses less digits than its factorization.

491105065514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35078933260.

The product of its (nonzero) digits is 108000, while the sum is 41.

The spelling of 491105065514 in words is "four hundred ninety-one billion, one hundred five million, sixty-five thousand, five hundred fourteen".