552451154256 has 120 divisors (see below), whose sum is σ = 1597919837696. Its totient is φ = 177992328960.

The previous prime is 552451154237. The next prime is 552451154261. The reversal of 552451154256 is 652451154255.

It is a happy number.

552451154256 is a `hidden beast` number, since 5 + 5 + 2 + 4 + 51 + 1 + 542 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3598686 + ... + 3749058.

Almost surely, 2^552451154256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552451154256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (798959918848).

552451154256 is an abundant number, since it is smaller than the sum of its proper divisors (1045468683440).

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

552451154256 is a wasteful number, since it uses less digits than its factorization.

552451154256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151241 (or 151232 counting only the distinct ones).

The product of its digits is 1200000, while the sum is 45.

Subtracting 552451154256 from its reverse (652451154255), we obtain a palindrome (99999999999).

The spelling of 552451154256 in words is "five hundred fifty-two billion, four hundred fifty-one million, one hundred fifty-four thousand, two hundred fifty-six".