50354525129 has 4 divisors (see below), whose sum is σ = 50359139280. Its totient is φ = 50349910980.

The previous prime is 50354525083. The next prime is 50354525149. The reversal of 50354525129 is 92152545305.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 92152545305 = 5 ⋅18430509061.

It is a cyclic number.

It is not a de Polignac number, because 50354525129 - 2¹⁶ = 50354459593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50354525149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2290667 + ... + 2312544.

It is an arithmetic number, because the mean of its divisors is an integer number (12589784820).

Almost surely, 2^50354525129 is an apocalyptic number.

It is an amenable number.

50354525129 is a deficient number, since it is larger than the sum of its proper divisors (4614151).

50354525129 is a wasteful number, since it uses less digits than its factorization.

50354525129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4614150.

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 50354525129 in words is "fifty billion, three hundred fifty-four million, five hundred twenty-five thousand, one hundred twenty-nine".