498687864441 has 16 divisors (see below), whose sum is σ = 718093157376. Its totient is φ = 306015469056.

The previous prime is 498687864439. The next prime is 498687864481. The reversal of 498687864441 is 144468786894.

It is not a de Polignac number, because 498687864441 - 2¹ = 498687864439 is a prime.

It is a super-2 number, since 2×498687864441² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (498687864481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18097945 + ... + 18125478.

It is an arithmetic number, because the mean of its divisors is an integer number (44880822336).

Almost surely, 2^498687864441 is an apocalyptic number.

It is an amenable number.

498687864441 is a deficient number, since it is larger than the sum of its proper divisors (219405292935).

498687864441 is a wasteful number, since it uses less digits than its factorization.

498687864441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36223792.

The product of its digits is 297271296, while the sum is 69.

The spelling of 498687864441 in words is "four hundred ninety-eight billion, six hundred eighty-seven million, eight hundred sixty-four thousand, four hundred forty-one".