50474517999 has 4 divisors (see below), whose sum is σ = 67299357336. Its totient is φ = 33649678664.

The previous prime is 50474517979. The next prime is 50474518007. The reversal of 50474517999 is 99971547405.

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

It is a cyclic number.

It is not a de Polignac number, because 50474517999 - 2³³ = 41884583407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50474517949) 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, 8412419664 + ... + 8412419669.

It is an arithmetic number, because the mean of its divisors is an integer number (16824839334).

Almost surely, 2^50474517999 is an apocalyptic number.

50474517999 is a deficient number, since it is larger than the sum of its proper divisors (16824839337).

50474517999 is a wasteful number, since it uses less digits than its factorization.

50474517999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16824839336.

The product of its (nonzero) digits is 14288400, while the sum is 60.

The spelling of 50474517999 in words is "fifty billion, four hundred seventy-four million, five hundred seventeen thousand, nine hundred ninety-nine".