16520262036 has 24 divisors (see below), whose sum is σ = 38554951680. Its totient is φ = 5505657792.

The previous prime is 16520262029. The next prime is 16520262047. The reversal of 16520262036 is 63026202561.

It is a junction number, because it is equal to n+sod(n) for n = 16520261988 and 16520262006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73041 + ... + 195896.

It is an arithmetic number, because the mean of its divisors is an integer number (1606456320).

Almost surely, 2^16520262036 is an apocalyptic number.

It is an amenable number.

16520262036 is an abundant number, since it is smaller than the sum of its proper divisors (22034689644).

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

16520262036 is a wasteful number, since it uses less digits than its factorization.

16520262036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274063 (or 274061 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 16520262036 its reverse (63026202561), we get a palindrome (79546464597).

The spelling of 16520262036 in words is "sixteen billion, five hundred twenty million, two hundred sixty-two thousand, thirty-six".