536181816 has 16 divisors (see below), whose sum is σ = 1340454600. Its totient is φ = 178727264.

The previous prime is 536181809. The next prime is 536181839. The reversal of 536181816 is 618181635.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11170431 + ... + 11170478.

Almost surely, 2^536181816 is an apocalyptic number.

It is an amenable number.

536181816 is an abundant number, since it is smaller than the sum of its proper divisors (804272784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

536181816 is a wasteful number, since it uses less digits than its factorization.

536181816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22340918 (or 22340914 counting only the distinct ones).

The product of its digits is 34560, while the sum is 39.

The square root of 536181816 is about 23155.6001001917. The cubic root of 536181816 is about 812.4014572718.

The spelling of 536181816 in words is "five hundred thirty-six million, one hundred eighty-one thousand, eight hundred sixteen".