50148858629 has 4 divisors (see below), whose sum is σ = 50485428300. Its totient is φ = 49812288960.

The previous prime is 50148858607. The next prime is 50148858667. The reversal of 50148858629 is 92685884105.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3831362404 + 46317496225 = 61898^2 + 215215^2 .

It is a cyclic number.

It is not a de Polignac number, because 50148858629 - 2⁸ = 50148858373 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50148858679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168284612 + ... + 168284909.

It is an arithmetic number, because the mean of its divisors is an integer number (12621357075).

Almost surely, 2^50148858629 is an apocalyptic number.

It is an amenable number.

50148858629 is a deficient number, since it is larger than the sum of its proper divisors (336569671).

50148858629 is a wasteful number, since it uses less digits than its factorization.

50148858629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336569670.

The product of its (nonzero) digits is 5529600, while the sum is 56.

The spelling of 50148858629 in words is "fifty billion, one hundred forty-eight million, eight hundred fifty-eight thousand, six hundred twenty-nine".