50147013261 has 8 divisors (see below), whose sum is σ = 66904928640. Its totient is φ = 33410220032.

The previous prime is 50147013247. The next prime is 50147013269. The reversal of 50147013261 is 16231074105.

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

It is a cyclic number.

It is not a de Polignac number, because 50147013261 - 2⁹ = 50147012749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50147013269) 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, 5274996 + ... + 5284493.

It is an arithmetic number, because the mean of its divisors is an integer number (8363116080).

Almost surely, 2^50147013261 is an apocalyptic number.

It is an amenable number.

50147013261 is a deficient number, since it is larger than the sum of its proper divisors (16757915379).

50147013261 is a wasteful number, since it uses less digits than its factorization.

50147013261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10561075.

The product of its (nonzero) digits is 5040, while the sum is 30.

Adding to 50147013261 its reverse (16231074105), we get a palindrome (66378087366).

The spelling of 50147013261 in words is "fifty billion, one hundred forty-seven million, thirteen thousand, two hundred sixty-one".