498857154089 has 16 divisors (see below), whose sum is σ = 570848275200. Its totient is φ = 427047759360.

The previous prime is 498857154079. The next prime is 498857154121. The reversal of 498857154089 is 980451758894.

It is a cyclic number.

It is not a de Polignac number, because 498857154089 - 2¹⁶ = 498857088553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (498857154079) 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, 27843044 + ... + 27860954.

It is an arithmetic number, because the mean of its divisors is an integer number (35678017200).

Almost surely, 2^498857154089 is an apocalyptic number.

It is an amenable number.

498857154089 is a deficient number, since it is larger than the sum of its proper divisors (71991121111).

498857154089 is a wasteful number, since it uses less digits than its factorization.

498857154089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22760.

The product of its (nonzero) digits is 116121600, while the sum is 68.

The spelling of 498857154089 in words is "four hundred ninety-eight billion, eight hundred fifty-seven million, one hundred fifty-four thousand, eighty-nine".