50553553551 has 16 divisors (see below), whose sum is σ = 68366119680. Its totient is φ = 33221845440.

The previous prime is 50553553543. The next prime is 50553553571. The reversal of 50553553551 is 15535535505.

It is not a de Polignac number, because 50553553551 - 2³ = 50553553543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50553553571) 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 15 ways as a sum of consecutive naturals, for example, 1429440 + ... + 1464378.

It is an arithmetic number, because the mean of its divisors is an integer number (4272882480).

Almost surely, 2^50553553551 is an apocalyptic number.

50553553551 is a deficient number, since it is larger than the sum of its proper divisors (17812566129).

50553553551 is a wasteful number, since it uses less digits than its factorization.

50553553551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41806.

The product of its (nonzero) digits is 703125, while the sum is 42.

The spelling of 50553553551 in words is "fifty billion, five hundred fifty-three million, five hundred fifty-three thousand, five hundred fifty-one".