550397063231 has 8 divisors (see below), whose sum is σ = 574334984544. Its totient is φ = 526459776480.

The previous prime is 550397063221. The next prime is 550397063239. The reversal of 550397063231 is 132360793055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550397063231 is a prime.

It is a super-2 number, since 2×550397063231² (a number of 24 digits) contains 22 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 (550397063239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2744021 + ... + 2937761.

It is an arithmetic number, because the mean of its divisors is an integer number (71791873068).

Almost surely, 2^550397063231 is an apocalyptic number.

550397063231 is a deficient number, since it is larger than the sum of its proper divisors (23937921313).

550397063231 is a wasteful number, since it uses less digits than its factorization.

550397063231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317281.

The product of its (nonzero) digits is 510300, while the sum is 44.

The spelling of 550397063231 in words is "five hundred fifty billion, three hundred ninety-seven million, sixty-three thousand, two hundred thirty-one".