550113641340 has 24 divisors (see below), whose sum is σ = 1540318195920. Its totient is φ = 146696971008.

The previous prime is 550113641339. The next prime is 550113641359. The reversal of 550113641340 is 43146311055.

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, 4584280285 + ... + 4584280404.

It is an arithmetic number, because the mean of its divisors is an integer number (64179924830).

Almost surely, 2^550113641340 is an apocalyptic number.

It is an amenable number.

550113641340 is an abundant number, since it is smaller than the sum of its proper divisors (990204554580).

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

550113641340 is a wasteful number, since it uses less digits than its factorization.

550113641340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9168560701 (or 9168560699 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 550113641340 its reverse (43146311055), we get a palindrome (593259952395).

The spelling of 550113641340 in words is "five hundred fifty billion, one hundred thirteen million, six hundred forty-one thousand, three hundred forty".