50640516204202 has 4 divisors (see below), whose sum is σ = 75960774306306. Its totient is φ = 25320258102100.

The previous prime is 50640516204199. The next prime is 50640516204217. The reversal of 50640516204202 is 20240261504605.

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 only one way, i.e., 45815556900961 + 4824959303241 = 6768719^2 + 2196579^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12660129051049 + ... + 12660129051052.

Almost surely, 2^{50640516204202} is an apocalyptic number.

50640516204202 is a deficient number, since it is larger than the sum of its proper divisors (25320258102104).

50640516204202 is a wasteful number, since it uses less digits than its factorization.

50640516204202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25320258102103.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 50640516204202 its reverse (20240261504605), we get a palindrome (70880777708807).

The spelling of 50640516204202 in words is "fifty trillion, six hundred forty billion, five hundred sixteen million, two hundred four thousand, two hundred two".