5550050399 has 4 divisors (see below), whose sum is σ = 5550199536. Its totient is φ = 5549901264.

The previous prime is 5550050381. The next prime is 5550050411. The reversal of 5550050399 is 9930500555.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5550050399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5550050599) 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, 32462 + ... + 110244.

It is an arithmetic number, because the mean of its divisors is an integer number (1387549884).

Almost surely, 2^5550050399 is an apocalyptic number.

5550050399 is a deficient number, since it is larger than the sum of its proper divisors (149137).

5550050399 is an equidigital number, since it uses as much as digits as its factorization.

5550050399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149136.

The product of its (nonzero) digits is 151875, while the sum is 41.

The square root of 5550050399 is about 74498.6603839291. The cubic root of 5550050399 is about 1770.5124117847.

The spelling of 5550050399 in words is "five billion, five hundred fifty million, fifty thousand, three hundred ninety-nine".