4050521402 has 8 divisors (see below), whose sum is σ = 6083685300. Its totient is φ = 2022626304.

The previous prime is 4050521393. The next prime is 4050521413. The reversal of 4050521402 is 2041250504.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3420963121 + 629558281 = 58489^2 + 25091^2 .

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, 1315277 + ... + 1318352.

Almost surely, 2^4050521402 is an apocalyptic number.

4050521402 is a deficient number, since it is larger than the sum of its proper divisors (2033163898).

4050521402 is a wasteful number, since it uses less digits than its factorization.

4050521402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2634400.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 4050521402 is about 63643.7066959491. The cubic root of 4050521402 is about 1594.0562548267.

Adding to 4050521402 its reverse (2041250504), we get a palindrome (6091771906).

The spelling of 4050521402 in words is "four billion, fifty million, five hundred twenty-one thousand, four hundred two".