552891289644 has 48 divisors (see below), whose sum is σ = 1440848972640. Its totient is φ = 183342182400.

The previous prime is 552891289631. The next prime is 552891289649. The reversal of 552891289644 is 446982198255.

552891289644 is a `hidden beast` number, since 5 + 528 + 9 + 12 + 8 + 96 + 4 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (552891289649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13241757 + ... + 13283444.

It is an arithmetic number, because the mean of its divisors is an integer number (30017686930).

Almost surely, 2^552891289644 is an apocalyptic number.

552891289644 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

552891289644 is an abundant number, since it is smaller than the sum of its proper divisors (887957682996).

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

552891289644 is a wasteful number, since it uses less digits than its factorization.

552891289644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26525407 (or 26525399 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 63.

The spelling of 552891289644 in words is "five hundred fifty-two billion, eight hundred ninety-one million, two hundred eighty-nine thousand, six hundred forty-four".