10020044025 has 36 divisors (see below), whose sum is σ = 17963902320. Its totient is φ = 5338994400.

The previous prime is 10020043987. The next prime is 10020044029. The reversal of 10020044025 is 52044002001.

10020044025 is a `hidden beast` number, since 1 + 0 + 0 + 200 + 440 + 25 = 666.

It is not a de Polignac number, because 10020044025 - 2⁷ = 10020043897 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10020043989 and 10020044007.

It is not an unprimeable number, because it can be changed into a prime (10020044029) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 225066 + ... + 265884.

Almost surely, 2^10020044025 is an apocalyptic number.

10020044025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10020044025 is a deficient number, since it is larger than the sum of its proper divisors (7943858295).

10020044025 is a wasteful number, since it uses less digits than its factorization.

10020044025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41926 (or 41918 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

Adding to 10020044025 its reverse (52044002001), we get a palindrome (62064046026).

The spelling of 10020044025 in words is "ten billion, twenty million, forty-four thousand, twenty-five".