5203921660 has 24 divisors (see below), whose sum is σ = 12489412320. Its totient is φ = 1784201664.

The previous prime is 5203921631. The next prime is 5203921661. The reversal of 5203921660 is 661293025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5203921661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18585295 + ... + 18585574.

It is an arithmetic number, because the mean of its divisors is an integer number (520392180).

Almost surely, 2^5203921660 is an apocalyptic number.

It is an amenable number.

5203921660 is an abundant number, since it is smaller than the sum of its proper divisors (7285490660).

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

5203921660 is a wasteful number, since it uses less digits than its factorization.

5203921660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37170885 (or 37170883 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 5203921660 is about 72138.2122040739. The cubic root of 5203921660 is about 1732.9136262737.

The spelling of 5203921660 in words is "five billion, two hundred three million, nine hundred twenty-one thousand, six hundred sixty".