20252432030 has 8 divisors (see below), whose sum is σ = 36454377672. Its totient is φ = 8100972808.

The previous prime is 20252432017. The next prime is 20252432047. The reversal of 20252432030 is 3023425202.

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

It is a super-2 number, since 2×20252432030² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20252431987 and 20252432005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1012621592 + ... + 1012621611.

It is an arithmetic number, because the mean of its divisors is an integer number (4556797209).

Almost surely, 2^20252432030 is an apocalyptic number.

20252432030 is a deficient number, since it is larger than the sum of its proper divisors (16201945642).

20252432030 is a wasteful number, since it uses less digits than its factorization.

20252432030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025243210.

The product of its (nonzero) digits is 2880, while the sum is 23.

Adding to 20252432030 its reverse (3023425202), we get a palindrome (23275857232).

The spelling of 20252432030 in words is "twenty billion, two hundred fifty-two million, four hundred thirty-two thousand, thirty".