52502300402 has 8 divisors (see below), whose sum is σ = 78754509036. Its totient is φ = 26250797392.

The previous prime is 52502300339. The next prime is 52502300407. The reversal of 52502300402 is 20400320525.

It can be written as a sum of positive squares in 2 ways, for example, as 42329359081 + 10172941321 = 205741^2 + 100861^2 .

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 (52502300407) 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, 90188 + ... + 336360.

Almost surely, 2^52502300402 is an apocalyptic number.

52502300402 is a deficient number, since it is larger than the sum of its proper divisors (26252208634).

52502300402 is a wasteful number, since it uses less digits than its factorization.

52502300402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352812.

The product of its (nonzero) digits is 2400, while the sum is 23.

Adding to 52502300402 its reverse (20400320525), we get a palindrome (72902620927).

The spelling of 52502300402 in words is "fifty-two billion, five hundred two million, three hundred thousand, four hundred two".