498657306406 has 16 divisors (see below), whose sum is σ = 862830268416. Its totient is φ = 211712981256.

The previous prime is 498657306403. The next prime is 498657306431. The reversal of 498657306406 is 604603756894.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498657306403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166439526 + ... + 166442521.

It is an arithmetic number, because the mean of its divisors is an integer number (53926891776).

Almost surely, 2^498657306406 is an apocalyptic number.

498657306406 is a deficient number, since it is larger than the sum of its proper divisors (364172962010).

498657306406 is a wasteful number, since it uses less digits than its factorization.

498657306406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332882163.

The product of its (nonzero) digits is 26127360, while the sum is 58.

The spelling of 498657306406 in words is "four hundred ninety-eight billion, six hundred fifty-seven million, three hundred six thousand, four hundred six".