53540350202 has 4 divisors (see below), whose sum is σ = 80310525306. Its totient is φ = 26770175100.

The previous prime is 53540350163. The next prime is 53540350229. The reversal of 53540350202 is 20205304535.

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., 33613922281 + 19926427921 = 183341^2 + 141161^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13385087549 + ... + 13385087552.

Almost surely, 2^53540350202 is an apocalyptic number.

53540350202 is a deficient number, since it is larger than the sum of its proper divisors (26770175104).

53540350202 is a wasteful number, since it uses less digits than its factorization.

53540350202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26770175103.

The product of its (nonzero) digits is 18000, while the sum is 29.

Adding to 53540350202 its reverse (20205304535), we get a palindrome (73745654737).

The spelling of 53540350202 in words is "fifty-three billion, five hundred forty million, three hundred fifty thousand, two hundred two".