549995806236 has 24 divisors (see below), whose sum is σ = 1283385527424. Its totient is φ = 183323081200.

The previous prime is 549995806223. The next prime is 549995806259. The reversal of 549995806236 is 632608599945.

549995806236 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×549995806236³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 845490 + ... + 1347161.

It is an arithmetic number, because the mean of its divisors is an integer number (53474396976).

Almost surely, 2^549995806236 is an apocalyptic number.

It is an amenable number.

549995806236 is an abundant number, since it is smaller than the sum of its proper divisors (733389721188).

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

549995806236 is a wasteful number, since it uses less digits than its factorization.

549995806236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2213561 (or 2213559 counting only the distinct ones).

The product of its (nonzero) digits is 125971200, while the sum is 66.

The spelling of 549995806236 in words is "five hundred forty-nine billion, nine hundred ninety-five million, eight hundred six thousand, two hundred thirty-six".