551500142444 has 12 divisors (see below), whose sum is σ = 987570022824. Its totient is φ = 269337278784.

The previous prime is 551500142441. The next prime is 551500142507. The reversal of 551500142444 is 444241005155.

551500142444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (551500142441) 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, 1603197917 + ... + 1603198260.

It is an arithmetic number, because the mean of its divisors is an integer number (82297501902).

Almost surely, 2^551500142444 is an apocalyptic number.

It is an amenable number.

551500142444 is a deficient number, since it is larger than the sum of its proper divisors (436069880380).

551500142444 is a wasteful number, since it uses less digits than its factorization.

551500142444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3206396224 (or 3206396222 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 551500142444 its reverse (444241005155), we get a palindrome (995741147599).

The spelling of 551500142444 in words is "five hundred fifty-one billion, five hundred million, one hundred forty-two thousand, four hundred forty-four".