496271631381 has 8 divisors (see below), whose sum is σ = 661712064384. Its totient is φ = 330839476320.

The previous prime is 496271631343. The next prime is 496271631421. The reversal of 496271631381 is 183136172694.

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

It is not a de Polignac number, because 496271631381 - 2¹⁰ = 496271630357 is a prime.

It is a super-2 number, since 2×496271631381² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496271635381) 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, 1928221 + ... + 2170386.

It is an arithmetic number, because the mean of its divisors is an integer number (82714008048).

Almost surely, 2^496271631381 is an apocalyptic number.

It is an amenable number.

496271631381 is a deficient number, since it is larger than the sum of its proper divisors (165440433003).

496271631381 is a wasteful number, since it uses less digits than its factorization.

496271631381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138971.

The product of its digits is 1306368, while the sum is 51.

The spelling of 496271631381 in words is "four hundred ninety-six billion, two hundred seventy-one million, six hundred thirty-one thousand, three hundred eighty-one".