550769018409 has 12 divisors (see below), whose sum is σ = 795635972352. Its totient is φ = 367142088600.

The previous prime is 550769018407. The next prime is 550769018411. The reversal of 550769018409 is 904810967055.

550769018409 is a `hidden beast` number, since 5 + 507 + 6 + 90 + 1 + 8 + 40 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (550769018407) and next prime (550769018411).

It is not a de Polignac number, because 550769018409 - 2¹ = 550769018407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550769018407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3010977 + ... + 3188654.

It is an arithmetic number, because the mean of its divisors is an integer number (66302997696).

Almost surely, 2^550769018409 is an apocalyptic number.

It is an amenable number.

550769018409 is a deficient number, since it is larger than the sum of its proper divisors (244866953943).

550769018409 is a wasteful number, since it uses less digits than its factorization.

550769018409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6209508 (or 6209505 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 54.

The spelling of 550769018409 in words is "five hundred fifty billion, seven hundred sixty-nine million, eighteen thousand, four hundred nine".