50005551003 has 4 divisors (see below), whose sum is σ = 66674068008. Its totient is φ = 33337034000.

The previous prime is 50005550981. The next prime is 50005551019. The reversal of 50005551003 is 30015550005.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50005551003 - 2¹² = 50005546907 is a prime.

It is a super-2 number, since 2×50005551003² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50005551073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8334258498 + ... + 8334258503.

It is an arithmetic number, because the mean of its divisors is an integer number (16668517002).

Almost surely, 2^50005551003 is an apocalyptic number.

50005551003 is a deficient number, since it is larger than the sum of its proper divisors (16668517005).

50005551003 is a wasteful number, since it uses less digits than its factorization.

50005551003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16668517004.

The product of its (nonzero) digits is 1875, while the sum is 24.

The spelling of 50005551003 in words is "fifty billion, five million, five hundred fifty-one thousand, three".