550214143551 has 16 divisors (see below), whose sum is σ = 834088625920. Its totient is φ = 358278976440.

The previous prime is 550214143547. The next prime is 550214143579. The reversal of 550214143551 is 155341412055.

550214143551 is a `hidden beast` number, since 5 + 5 + 0 + 21 + 41 + 43 + 551 = 666.

It is not a de Polignac number, because 550214143551 - 2² = 550214143547 is a prime.

It is a super-3 number, since 3×550214143551³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550214143751) 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, 236955835 + ... + 236958156.

It is an arithmetic number, because the mean of its divisors is an integer number (52130539120).

Almost surely, 2^550214143551 is an apocalyptic number.

550214143551 is a deficient number, since it is larger than the sum of its proper divisors (283874482369).

550214143551 is a wasteful number, since it uses less digits than its factorization.

550214143551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473914043 (or 473914037 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 550214143551 in words is "five hundred fifty billion, two hundred fourteen million, one hundred forty-three thousand, five hundred fifty-one".