52020303554 has 8 divisors (see below), whose sum is σ = 79099365900. Its totient is φ = 25653848256.

The previous prime is 52020303499. The next prime is 52020303557. The reversal of 52020303554 is 45530302025.

It can be written as a sum of positive squares in 2 ways, for example, as 52017293329 + 3010225 = 228073^2 + 1735^2 .

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

It is a super-2 number, since 2×52020303554² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52020303557) 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, 178151579 + ... + 178151870.

Almost surely, 2^52020303554 is an apocalyptic number.

52020303554 is a deficient number, since it is larger than the sum of its proper divisors (27079062346).

52020303554 is a wasteful number, since it uses less digits than its factorization.

52020303554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356303524.

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

Adding to 52020303554 its reverse (45530302025), we get a palindrome (97550605579).

The spelling of 52020303554 in words is "fifty-two billion, twenty million, three hundred three thousand, five hundred fifty-four".