20626301626 has 8 divisors (see below), whose sum is σ = 35359374240. Its totient is φ = 8839843548.

The previous prime is 20626301617. The next prime is 20626301627. The reversal of 20626301626 is 62610362602.

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 = 20626301591 and 20626301600.

It is not an unprimeable number, because it can be changed into a prime (20626301627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 736653616 + ... + 736653643.

It is an arithmetic number, because the mean of its divisors is an integer number (4419921780).

Almost surely, 2^20626301626 is an apocalyptic number.

20626301626 is a deficient number, since it is larger than the sum of its proper divisors (14733072614).

20626301626 is a wasteful number, since it uses less digits than its factorization.

20626301626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473307268.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 20626301626 in words is "twenty billion, six hundred twenty-six million, three hundred one thousand, six hundred twenty-six".