30530527800503 has 16 divisors (see below), whose sum is σ = 33256244736000. Its totient is φ = 27917335226592.

The previous prime is 30530527800419. The next prime is 30530527800547. The reversal of 30530527800503 is 30500872503503.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 30530527800503 - 2¹⁰ = 30530527799479 is a prime.

It is a super-2 number, since 2×30530527800503² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30530527800203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7163975 + ... + 10601112.

It is an arithmetic number, because the mean of its divisors is an integer number (2078515296000).

Almost surely, 2^{30530527800503} is an apocalyptic number.

30530527800503 is a deficient number, since it is larger than the sum of its proper divisors (2725716935497).

30530527800503 is a wasteful number, since it uses less digits than its factorization.

30530527800503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17768254.

The product of its (nonzero) digits is 378000, while the sum is 41.

The spelling of 30530527800503 in words is "thirty trillion, five hundred thirty billion, five hundred twenty-seven million, eight hundred thousand, five hundred three".