50510661 has 16 divisors (see below), whose sum is σ = 69797184. Its totient is φ = 32465664.

The previous prime is 50510641. The next prime is 50510693. The reversal of 50510661 is 16601505.

It is not a de Polignac number, because 50510661 - 2⁶ = 50510597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50510611) 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, 10530 + ... + 14556.

It is an arithmetic number, because the mean of its divisors is an integer number (4362324).

Almost surely, 2^50510661 is an apocalyptic number.

It is an amenable number.

50510661 is a deficient number, since it is larger than the sum of its proper divisors (19286523).

50510661 is a wasteful number, since it uses less digits than its factorization.

50510661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 50510661 is about 7107.0852675341. The cubic root of 50510661 is about 369.6530982797.

The spelling of 50510661 in words is "fifty million, five hundred ten thousand, six hundred sixty-one".