549512254977 has 8 divisors (see below), whose sum is σ = 837352007616. Its totient is φ = 314007002832.

The previous prime is 549512254969. The next prime is 549512254987. The reversal of 549512254977 is 779452215945.

It is a happy number.

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

It is not a de Polignac number, because 549512254977 - 2³ = 549512254969 is a prime.

It is a super-2 number, since 2×549512254977² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 549512254977.

It is not an unprimeable number, because it can be changed into a prime (549512254927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13083625098 + ... + 13083625139.

It is an arithmetic number, because the mean of its divisors is an integer number (104669000952).

Almost surely, 2^549512254977 is an apocalyptic number.

It is an amenable number.

549512254977 is a deficient number, since it is larger than the sum of its proper divisors (287839752639).

549512254977 is a wasteful number, since it uses less digits than its factorization.

549512254977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26167250247.

The product of its digits is 31752000, while the sum is 60.

The spelling of 549512254977 in words is "five hundred forty-nine billion, five hundred twelve million, two hundred fifty-four thousand, nine hundred seventy-seven".