50472117129 has 8 divisors (see below), whose sum is σ = 76909892800. Its totient is φ = 28841209776.

The previous prime is 50472117077. The next prime is 50472117133. The reversal of 50472117129 is 92171127405.

50472117129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 50472117129 - 2⁷ = 50472117001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50472117029) 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, 1201717054 + ... + 1201717095.

It is an arithmetic number, because the mean of its divisors is an integer number (9613736600).

Almost surely, 2^50472117129 is an apocalyptic number.

It is an amenable number.

50472117129 is a deficient number, since it is larger than the sum of its proper divisors (26437775671).

50472117129 is a wasteful number, since it uses less digits than its factorization.

50472117129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2403434159.

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 50472117129 in words is "fifty billion, four hundred seventy-two million, one hundred seventeen thousand, one hundred twenty-nine".