50000005016551 has 16 divisors (see below), whose sum is σ = 52705500694560. Its totient is φ = 47360120895360.

The previous prime is 50000005016531. The next prime is 50000005016617. The reversal of 50000005016551 is 15561050000005.

It is a cyclic number.

It is not a de Polignac number, because 50000005016551 - 2¹⁵ = 50000004983783 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 (50000005016531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13288456 + ... + 16630786.

It is an arithmetic number, because the mean of its divisors is an integer number (3294093793410).

Almost surely, 2^{50000005016551} is an apocalyptic number.

50000005016551 is a deficient number, since it is larger than the sum of its proper divisors (2705495678009).

50000005016551 is a wasteful number, since it uses less digits than its factorization.

50000005016551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352146.

The product of its (nonzero) digits is 3750, while the sum is 28.

Adding to 50000005016551 its reverse (15561050000005), we get a palindrome (65561055016556).

The spelling of 50000005016551 in words is "fifty trillion, five million, sixteen thousand, five hundred fifty-one".