496136881 has 4 divisors (see below), whose sum is σ = 507674992. Its totient is φ = 484598772.

The previous prime is 496136833. The next prime is 496136897. The reversal of 496136881 is 188631694.

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.

It is a cyclic number.

It is not a de Polignac number, because 496136881 - 2²³ = 487748273 is a prime.

It is a super-2 number, since 2×496136881² = 492303609376816322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (496136821) 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, 5768991 + ... + 5769076.

It is an arithmetic number, because the mean of its divisors is an integer number (126918748).

Almost surely, 2^496136881 is an apocalyptic number.

It is an amenable number.

496136881 is a deficient number, since it is larger than the sum of its proper divisors (11538111).

496136881 is a wasteful number, since it uses less digits than its factorization.

496136881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11538110.

The product of its digits is 248832, while the sum is 46.

The square root of 496136881 is about 22274.1303084991. The cubic root of 496136881 is about 791.6511324647.

The spelling of 496136881 in words is "four hundred ninety-six million, one hundred thirty-six thousand, eight hundred eighty-one".