496388649 has 8 divisors (see below), whose sum is σ = 662511520. Its totient is φ = 330595776.

The previous prime is 496388617. The next prime is 496388687. The reversal of 496388649 is 946883694.

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

It is not a de Polignac number, because 496388649 - 2⁵ = 496388617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (496388609) 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, 78967 + ... + 85020.

It is an arithmetic number, because the mean of its divisors is an integer number (82813940).

Almost surely, 2^496388649 is an apocalyptic number.

It is an amenable number.

496388649 is a deficient number, since it is larger than the sum of its proper divisors (166122871).

496388649 is a wasteful number, since it uses less digits than its factorization.

496388649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164999.

The product of its digits is 8957952, while the sum is 57.

The square root of 496388649 is about 22279.7811703796. The cubic root of 496388649 is about 791.7850193853.

The spelling of 496388649 in words is "four hundred ninety-six million, three hundred eighty-eight thousand, six hundred forty-nine".