491123000321194 has 16 divisors (see below), whose sum is σ = 737265709664640. Its totient is φ = 245367771863760.

The previous prime is 491123000321143. The next prime is 491123000321273.

491123000321194 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×491123000321194³ (a number of 45 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120771112 + ... + 124771420.

It is an arithmetic number, because the mean of its divisors is an integer number (46079106854040).

Almost surely, 2^{491123000321194} is an apocalyptic number.

491123000321194 is a deficient number, since it is larger than the sum of its proper divisors (246142709343446).

491123000321194 is a wasteful number, since it uses less digits than its factorization.

491123000321194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4048725.

The product of its (nonzero) digits is 46656, while the sum is 40.

It can be divided in two parts, 491123000 and 321194, that added together give a palindrome (491444194).

The spelling of 491123000321194 in words is "four hundred ninety-one trillion, one hundred twenty-three billion, three hundred twenty-one thousand, one hundred ninety-four".