20025023413 has 8 divisors (see below), whose sum is σ = 20571217920. Its totient is φ = 19479090960.

The previous prime is 20025023387. The next prime is 20025023437. The reversal of 20025023413 is 31432052002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20025023413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20025023713) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 94668 + ... + 221386.

It is an arithmetic number, because the mean of its divisors is an integer number (2571402240).

Almost surely, 2^20025023413 is an apocalyptic number.

It is an amenable number.

20025023413 is a deficient number, since it is larger than the sum of its proper divisors (546194507).

20025023413 is a wasteful number, since it uses less digits than its factorization.

20025023413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131027.

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 20025023413 its reverse (31432052002), we get a palindrome (51457075415).

The spelling of 20025023413 in words is "twenty billion, twenty-five million, twenty-three thousand, four hundred thirteen".