50208463397 has 4 divisors (see below), whose sum is σ = 50545433100. Its totient is φ = 49871493696.

The previous prime is 50208463321. The next prime is 50208463439. The reversal of 50208463397 is 79336480205.

It is a happy number.

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 15087454561 + 35121008836 = 122831^2 + 187406^2 .

It is a cyclic number.

It is not a de Polignac number, because 50208463397 - 2¹⁰ = 50208462373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50208463597) 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, 168484628 + ... + 168484925.

It is an arithmetic number, because the mean of its divisors is an integer number (12636358275).

Almost surely, 2^50208463397 is an apocalyptic number.

It is an amenable number.

50208463397 is a deficient number, since it is larger than the sum of its proper divisors (336969703).

50208463397 is a wasteful number, since it uses less digits than its factorization.

50208463397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336969702.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 50208463397 in words is "fifty billion, two hundred eight million, four hundred sixty-three thousand, three hundred ninety-seven".