550018386672 has 40 divisors (see below), whose sum is σ = 1430290657920. Its totient is φ = 182125291200.

The previous prime is 550018386611. The next prime is 550018386689. The reversal of 550018386672 is 276683810055.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37935522 + ... + 37950017.

It is an arithmetic number, because the mean of its divisors is an integer number (35757266448).

Almost surely, 2^550018386672 is an apocalyptic number.

It is an amenable number.

550018386672 is an abundant number, since it is smaller than the sum of its proper divisors (880272271248).

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

550018386672 is a wasteful number, since it uses less digits than its factorization.

550018386672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75885701 (or 75885695 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

It can be divided in two parts, 5500183 and 86672, that added together give a palindrome (5586855).

The spelling of 550018386672 in words is "five hundred fifty billion, eighteen million, three hundred eighty-six thousand, six hundred seventy-two".