50521205002 has 4 divisors (see below), whose sum is σ = 75781807506. Its totient is φ = 25260602500.

The previous prime is 50521204939. The next prime is 50521205039. The reversal of 50521205002 is 20050212505.

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., 47567173801 + 2954031201 = 218099^2 + 54351^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12630301249 + ... + 12630301252.

Almost surely, 2^50521205002 is an apocalyptic number.

50521205002 is a deficient number, since it is larger than the sum of its proper divisors (25260602504).

50521205002 is a wasteful number, since it uses less digits than its factorization.

50521205002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25260602503.

The product of its (nonzero) digits is 1000, while the sum is 22.

Adding to 50521205002 its reverse (20050212505), we get a palindrome (70571417507).

The spelling of 50521205002 in words is "fifty billion, five hundred twenty-one million, two hundred five thousand, two".