5023521660 has 24 divisors (see below), whose sum is σ = 14065860816. Its totient is φ = 1339605760.

The previous prime is 5023521653. The next prime is 5023521667. The reversal of 5023521660 is 661253205.

It is an interprime number because it is at equal distance from previous prime (5023521653) and next prime (5023521667).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5023521667) 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, 41862621 + ... + 41862740.

It is an arithmetic number, because the mean of its divisors is an integer number (586077534).

Almost surely, 2^5023521660 is an apocalyptic number.

It is an amenable number.

5023521660 is an abundant number, since it is smaller than the sum of its proper divisors (9042339156).

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

5023521660 is a wasteful number, since it uses less digits than its factorization.

5023521660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83725373 (or 83725371 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 5023521660 is about 70876.8062203708. The cubic root of 5023521660 is about 1712.6531843720.

Adding to 5023521660 its reverse (661253205), we get a palindrome (5684774865).

It can be divided in two parts, 50235216 and 60, that added together give a triangular number (50235276 = T₁₀₀₂₃).

The spelling of 5023521660 in words is "five billion, twenty-three million, five hundred twenty-one thousand, six hundred sixty".