550131655152 has 20 divisors (see below), whose sum is σ = 1421173442600. Its totient is φ = 183377218368.

The previous prime is 550131655067. The next prime is 550131655153. The reversal of 550131655152 is 251556131055.

It is a self number, because there is not a number n which added to its sum of digits gives 550131655152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550131655153) 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, 5730538027 + ... + 5730538122.

It is an arithmetic number, because the mean of its divisors is an integer number (71058672130).

Almost surely, 2^550131655152 is an apocalyptic number.

It is an amenable number.

550131655152 is an abundant number, since it is smaller than the sum of its proper divisors (871041787448).

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

550131655152 is a wasteful number, since it uses less digits than its factorization.

550131655152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11461076160 (or 11461076154 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 550131655152 in words is "five hundred fifty billion, one hundred thirty-one million, six hundred fifty-five thousand, one hundred fifty-two".