16524440412 has 48 divisors (see below), whose sum is σ = 39519658752. Its totient is φ = 5370779520.

The previous prime is 16524440407. The next prime is 16524440417. The reversal of 16524440412 is 21404442561.

It is an interprime number because it is at equal distance from previous prime (16524440407) and next prime (16524440417).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16524440417) 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, 969153 + ... + 986055.

It is an arithmetic number, because the mean of its divisors is an integer number (823326224).

Almost surely, 2^16524440412 is an apocalyptic number.

16524440412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16524440412 is an abundant number, since it is smaller than the sum of its proper divisors (22995218340).

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

16524440412 is a wasteful number, since it uses less digits than its factorization.

16524440412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18938 (or 18936 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 16524440412 its reverse (21404442561), we get a palindrome (37928882973).

The spelling of 16524440412 in words is "sixteen billion, five hundred twenty-four million, four hundred forty thousand, four hundred twelve".