20063513340 has 288 divisors, whose sum is σ = 66599909376. Its totient is φ = 4859688960.

The previous prime is 20063513311. The next prime is 20063513359. The reversal of 20063513340 is 4331536002.

It is a happy number.

20063513340 is a `hidden beast` number, since 20 + 0 + 635 + 1 + 3 + 3 + 4 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 53789394 + ... + 53789766.

Almost surely, 2^20063513340 is an apocalyptic number.

20063513340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20063513340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33299954688).

20063513340 is an abundant number, since it is smaller than the sum of its proper divisors (46536396036).

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

20063513340 is a wasteful number, since it uses less digits than its factorization.

20063513340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The spelling of 20063513340 in words is "twenty billion, sixty-three million, five hundred thirteen thousand, three hundred forty".