490645459011 has 8 divisors (see below), whose sum is σ = 665281978560. Its totient is φ = 321552956072.

The previous prime is 490645458991. The next prime is 490645459021. The reversal of 490645459011 is 110954546094.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 490645459011 - 2²⁶ = 490578350147 is a prime.

It is a super-2 number, since 2×490645459011² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (490645459021) 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, 1386003945 + ... + 1386004298.

It is an arithmetic number, because the mean of its divisors is an integer number (83160247320).

Almost surely, 2^490645459011 is an apocalyptic number.

490645459011 is a deficient number, since it is larger than the sum of its proper divisors (174636519549).

490645459011 is a wasteful number, since it uses less digits than its factorization.

490645459011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2772008305.

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 490645459011 in words is "four hundred ninety billion, six hundred forty-five million, four hundred fifty-nine thousand, eleven".