30503053025553 has 16 divisors (see below), whose sum is σ = 40862668227840. Its totient is φ = 20239493922816.

The previous prime is 30503053025551. The next prime is 30503053025587. The reversal of 30503053025553 is 35552035030503.

It is not a de Polignac number, because 30503053025553 - 2¹ = 30503053025551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30503053025551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9986800 + ... + 12678417.

It is an arithmetic number, because the mean of its divisors is an integer number (2553916764240).

Almost surely, 2^{30503053025553} is an apocalyptic number.

It is an amenable number.

30503053025553 is a deficient number, since it is larger than the sum of its proper divisors (10359615202287).

30503053025553 is a wasteful number, since it uses less digits than its factorization.

30503053025553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22667336.

The product of its (nonzero) digits is 506250, while the sum is 39.

The spelling of 30503053025553 in words is "thirty trillion, five hundred three billion, fifty-three million, twenty-five thousand, five hundred fifty-three".