2030717656 has 64 divisors (see below), whose sum is σ = 4435326720. Its totient is φ = 862350720.

The previous prime is 2030717653. The next prime is 2030717671. The reversal of 2030717656 is 6567170302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030717653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75366 + ... + 98698.

It is an arithmetic number, because the mean of its divisors is an integer number (69301980).

Almost surely, 2^2030717656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2030717656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2217663360).

2030717656 is an abundant number, since it is smaller than the sum of its proper divisors (2404609064).

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

2030717656 is a wasteful number, since it uses less digits than its factorization.

2030717656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23416 (or 23412 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 2030717656 is about 45063.4847298786. The cubic root of 2030717656 is about 1266.3386093489.

Adding to 2030717656 its reverse (6567170302), we get a palindrome (8597887958).

The spelling of 2030717656 in words is "two billion, thirty million, seven hundred seventeen thousand, six hundred fifty-six".