550046523621 has 16 divisors (see below), whose sum is σ = 842554441728. Its totient is φ = 312666682800.

The previous prime is 550046523619. The next prime is 550046523623. The reversal of 550046523621 is 126325640055.

It is an interprime number because it is at equal distance from previous prime (550046523619) and next prime (550046523623).

It is not a de Polignac number, because 550046523621 - 2¹ = 550046523619 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550046523621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550046523623) 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, 68563245 + ... + 68571266.

It is an arithmetic number, because the mean of its divisors is an integer number (52659652608).

Almost surely, 2^550046523621 is an apocalyptic number.

It is an amenable number.

550046523621 is a deficient number, since it is larger than the sum of its proper divisors (292507918107).

550046523621 is a wasteful number, since it uses less digits than its factorization.

550046523621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137134712.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 550046523621 in words is "five hundred fifty billion, forty-six million, five hundred twenty-three thousand, six hundred twenty-one".