50011456651 has 18 divisors (see below), whose sum is σ = 57154732020. Its totient is φ = 43734661776.

The previous prime is 50011456601. The next prime is 50011456697. The reversal of 50011456651 is 15665411005.

It is not a de Polignac number, because 50011456651 - 2¹⁵ = 50011423883 is a prime.

It is a super-2 number, since 2×50011456651² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50011456601) 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 17 ways as a sum of consecutive naturals, for example, 348861 + ... + 470878.

It is an arithmetic number, because the mean of its divisors is an integer number (3175262890).

Almost surely, 2^50011456651 is an apocalyptic number.

50011456651 is a deficient number, since it is larger than the sum of its proper divisors (7143275369).

50011456651 is a wasteful number, since it uses less digits than its factorization.

50011456651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819803 (or 819771 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 34.

Adding to 50011456651 its reverse (15665411005), we get a palindrome (65676867656).

The spelling of 50011456651 in words is "fifty billion, eleven million, four hundred fifty-six thousand, six hundred fifty-one".