50523145402 has 8 divisors (see below), whose sum is σ = 75852568116. Its totient is φ = 25238956032.

The previous prime is 50523145363. The next prime is 50523145433. The reversal of 50523145402 is 20454132505.

It can be written as a sum of positive squares in 2 ways, for example, as 50521103361 + 2042041 = 224769^2 + 1429^2 .

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

It is an unprimeable number.

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, 11305543 + ... + 11310010.

Almost surely, 2^50523145402 is an apocalyptic number.

50523145402 is a deficient number, since it is larger than the sum of its proper divisors (25329422714).

50523145402 is a wasteful number, since it uses less digits than its factorization.

50523145402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22616672.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 50523145402 its reverse (20454132505), we get a palindrome (70977277907).

The spelling of 50523145402 in words is "fifty billion, five hundred twenty-three million, one hundred forty-five thousand, four hundred two".