1552445043044 has 12 divisors (see below), whose sum is σ = 3104890086144. Its totient is φ = 665333589864.

The previous prime is 1552445043043. The next prime is 1552445043089. The reversal of 1552445043044 is 4403405442551.

1552445043044 is an admirable number.

It is a super-2 number, since 2×1552445043044² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1552445042992 and 1552445043010.

It is not an unprimeable number, because it can be changed into a prime (1552445043043) 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 3 ways as a sum of consecutive naturals, for example, 27722232884 + ... + 27722232939.

It is an arithmetic number, because the mean of its divisors is an integer number (258740840512).

Almost surely, 2^{1552445043044} is an apocalyptic number.

1552445043044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1552445043044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1552445043044 is a wasteful number, since it uses less digits than its factorization.

1552445043044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55444465834 (or 55444465832 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

The spelling of 1552445043044 in words is "one trillion, five hundred fifty-two billion, four hundred forty-five million, forty-three thousand, forty-four".