20002253426 has 8 divisors (see below), whose sum is σ = 30176810604. Its totient is φ = 9943316560.

The previous prime is 20002253351. The next prime is 20002253437. The reversal of 20002253426 is 62435220002.

It can be written as a sum of positive squares in 2 ways, for example, as 19683809401 + 318444025 = 140299^2 + 17845^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20002253395 and 20002253404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28904645 + ... + 28905336.

Almost surely, 2^20002253426 is an apocalyptic number.

20002253426 is a deficient number, since it is larger than the sum of its proper divisors (10174557178).

20002253426 is a wasteful number, since it uses less digits than its factorization.

20002253426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57810156.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 20002253426 its reverse (62435220002), we get a palindrome (82437473428).

The spelling of 20002253426 in words is "twenty billion, two million, two hundred fifty-three thousand, four hundred twenty-six".