50542733152261 has 32 divisors (see below), whose sum is σ = 64416186696960. Its totient is φ = 38606230388736.

The previous prime is 50542733152231. The next prime is 50542733152267. The reversal of 50542733152261 is 16225133724505.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 50542733152261 - 2⁵ = 50542733152229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50542733152267) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2272060 + ... + 10307653.

It is an arithmetic number, because the mean of its divisors is an integer number (2013005834280).

Almost surely, 2^{50542733152261} is an apocalyptic number.

It is an amenable number.

50542733152261 is a deficient number, since it is larger than the sum of its proper divisors (13873453544699).

50542733152261 is a wasteful number, since it uses less digits than its factorization.

50542733152261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12581533.

The product of its (nonzero) digits is 1512000, while the sum is 46.

Adding to 50542733152261 its reverse (16225133724505), we get a palindrome (66767866876766).

The spelling of 50542733152261 in words is "fifty trillion, five hundred forty-two billion, seven hundred thirty-three million, one hundred fifty-two thousand, two hundred sixty-one".