50000402402 has 8 divisors (see below), whose sum is σ = 75773805996. Its totient is φ = 24742467072.

The previous prime is 50000402401. The next prime is 50000402429. The reversal of 50000402402 is 20420400005.

It can be written as a sum of positive squares in 2 ways, for example, as 49017517201 + 982885201 = 221399^2 + 31351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (50000402401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128866823 + ... + 128867210.

Almost surely, 2^50000402402 is an apocalyptic number.

50000402402 is a deficient number, since it is larger than the sum of its proper divisors (25773403594).

50000402402 is a wasteful number, since it uses less digits than its factorization.

50000402402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257734132.

The product of its (nonzero) digits is 320, while the sum is 17.

Adding to 50000402402 its reverse (20420400005), we get a palindrome (70420802407).

The spelling of 50000402402 in words is "fifty billion, four hundred two thousand, four hundred two".