552171620124 has 36 divisors (see below), whose sum is σ = 1428226856056. Its totient is φ = 179776806048.

The previous prime is 552171620107. The next prime is 552171620159. The reversal of 552171620124 is 421026171255.

552171620124 is a `hidden beast` number, since 5 + 5 + 2 + 1 + 7 + 1 + 620 + 1 + 24 = 666.

552171620124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178348459 + ... + 178351554.

Almost surely, 2^552171620124 is an apocalyptic number.

It is an amenable number.

552171620124 is an abundant number, since it is smaller than the sum of its proper divisors (876055235932).

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

552171620124 is a wasteful number, since it uses less digits than its factorization.

552171620124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356700066 (or 356700061 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

Adding to 552171620124 its reverse (421026171255), we get a palindrome (973197791379).

The spelling of 552171620124 in words is "five hundred fifty-two billion, one hundred seventy-one million, six hundred twenty thousand, one hundred twenty-four".