10603990530 has 192 divisors, whose sum is σ = 33237146880. Its totient is φ = 2398491648.

The previous prime is 10603990513. The next prime is 10603990531. The reversal of 10603990530 is 3509930601.

10603990530 is a `hidden beast` number, since 1 + 0 + 6 + 0 + 39 + 90 + 530 = 666.

It is a super-2 number, since 2×10603990530² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10603990531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1279179 + ... + 1287441.

It is an arithmetic number, because the mean of its divisors is an integer number (173110140).

Almost surely, 2^10603990530 is an apocalyptic number.

10603990530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10603990530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16618573440).

10603990530 is an abundant number, since it is smaller than the sum of its proper divisors (22633156350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10603990530 is a wasteful number, since it uses less digits than its factorization.

10603990530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8390 (or 8377 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 36.

The spelling of 10603990530 in words is "ten billion, six hundred three million, nine hundred ninety thousand, five hundred thirty".