490035136501 has 4 divisors (see below), whose sum is σ = 496937039904. Its totient is φ = 483133233100.

The previous prime is 490035136499. The next prime is 490035136529. The reversal of 490035136501 is 105631530094.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 105631530094 = 2 ⋅52815765047.

It is a cyclic number.

It is not a de Polignac number, because 490035136501 - 2¹ = 490035136499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490035139501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3450951595 + ... + 3450951736.

It is an arithmetic number, because the mean of its divisors is an integer number (124234259976).

Almost surely, 2^490035136501 is an apocalyptic number.

It is an amenable number.

490035136501 is a deficient number, since it is larger than the sum of its proper divisors (6901903403).

490035136501 is an equidigital number, since it uses as much as digits as its factorization.

490035136501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6901903402.

The product of its (nonzero) digits is 48600, while the sum is 37.

Adding to 490035136501 its reverse (105631530094), we get a palindrome (595666666595).

The spelling of 490035136501 in words is "four hundred ninety billion, thirty-five million, one hundred thirty-six thousand, five hundred one".