498043809431 has 16 divisors (see below), whose sum is σ = 578248137984. Its totient is φ = 420115633344.

The previous prime is 498043809413. The next prime is 498043809437. The reversal of 498043809431 is 134908340894.

It is a cyclic number.

It is not a de Polignac number, because 498043809431 - 2²⁶ = 497976700567 is a prime.

It is a super-2 number, since 2×498043809431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498043809437) 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, 29525 + ... + 998478.

It is an arithmetic number, because the mean of its divisors is an integer number (36140508624).

Almost surely, 2^498043809431 is an apocalyptic number.

498043809431 is a deficient number, since it is larger than the sum of its proper divisors (80204328553).

498043809431 is a wasteful number, since it uses less digits than its factorization.

498043809431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029110.

The product of its (nonzero) digits is 2985984, while the sum is 53.

The spelling of 498043809431 in words is "four hundred ninety-eight billion, forty-three million, eight hundred nine thousand, four hundred thirty-one".