5303503554021 has 12 divisors (see below), whose sum is σ = 7774953801472. Its totient is φ = 3482897855976.

The previous prime is 5303503553969. The next prime is 5303503554031. The reversal of 5303503554021 is 1204553053035.

5303503554021 is a `hidden beast` number, since 5 + 30 + 3 + 50 + 3 + 554 + 0 + 21 = 666.

It is not a de Polignac number, because 5303503554021 - 2¹³ = 5303503545829 is a prime.

It is a super-3 number, since 3×5303503554021³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5303503554031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4397597701 + ... + 4397598906.

Almost surely, 2^{5303503554021} is an apocalyptic number.

It is an amenable number.

5303503554021 is a deficient number, since it is larger than the sum of its proper divisors (2471450247451).

5303503554021 is a wasteful number, since it uses less digits than its factorization.

5303503554021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8795196680 (or 8795196677 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

The spelling of 5303503554021 in words is "five trillion, three hundred three billion, five hundred three million, five hundred fifty-four thousand, twenty-one".