550040212361 has 4 divisors (see below), whose sum is σ = 552647038224. Its totient is φ = 547433386500.

The previous prime is 550040212349. The next prime is 550040212399. The reversal of 550040212361 is 163212040055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 550040212361 - 2³⁴ = 532860343177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550040212331) 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, 1303412615 + ... + 1303413036.

It is an arithmetic number, because the mean of its divisors is an integer number (138161759556).

Almost surely, 2^550040212361 is an apocalyptic number.

It is an amenable number.

550040212361 is a deficient number, since it is larger than the sum of its proper divisors (2606825863).

550040212361 is a wasteful number, since it uses less digits than its factorization.

550040212361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2606825862.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 550040212361 in words is "five hundred fifty billion, forty million, two hundred twelve thousand, three hundred sixty-one".