20426063652 has 96 divisors (see below), whose sum is σ = 58509561600. Its totient is φ = 6129547776.

The previous prime is 20426063621. The next prime is 20426063657. The reversal of 20426063652 is 25636062402.

20426063652 is a `hidden beast` number, since 2 + 0 + 42 + 606 + 3 + 6 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (20426063657) 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 31 ways as a sum of consecutive naturals, for example, 199627 + ... + 284082.

It is an arithmetic number, because the mean of its divisors is an integer number (609474600).

Almost surely, 2^20426063652 is an apocalyptic number.

It is an amenable number.

20426063652 is an abundant number, since it is smaller than the sum of its proper divisors (38083497948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20426063652 is a wasteful number, since it uses less digits than its factorization.

20426063652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483762 (or 483754 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 20426063652 in words is "twenty billion, four hundred twenty-six million, sixty-three thousand, six hundred fifty-two".