50536551 has 8 divisors (see below), whose sum is σ = 72565360. Its totient is φ = 31099392.

The previous prime is 50536517. The next prime is 50536553. The reversal of 50536551 is 15563505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50536551 - 2¹⁸ = 50274407 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 (50536553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647866 + ... + 647943.

It is an arithmetic number, because the mean of its divisors is an integer number (9070670).

Almost surely, 2^50536551 is an apocalyptic number.

50536551 is a deficient number, since it is larger than the sum of its proper divisors (22028809).

50536551 is a wasteful number, since it uses less digits than its factorization.

50536551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295825.

The product of its (nonzero) digits is 11250, while the sum is 30.

The square root of 50536551 is about 7108.9064559889. The cubic root of 50536551 is about 369.7162445796.

The spelling of 50536551 in words is "fifty million, five hundred thirty-six thousand, five hundred fifty-one".