16535246020 has 48 divisors (see below), whose sum is σ = 36265880448. Its totient is φ = 6320920320.

The previous prime is 16535246011. The next prime is 16535246047. The reversal of 16535246020 is 2064253561.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523312 + ... + 554008.

It is an arithmetic number, because the mean of its divisors is an integer number (755539176).

Almost surely, 2^16535246020 is an apocalyptic number.

16535246020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16535246020 is an abundant number, since it is smaller than the sum of its proper divisors (19730634428).

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

16535246020 is a wasteful number, since it uses less digits than its factorization.

16535246020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31900 (or 31898 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 16535246020 its reverse (2064253561), we get a palindrome (18599499581).

The spelling of 16535246020 in words is "sixteen billion, five hundred thirty-five million, two hundred forty-six thousand, twenty".