16452162440 has 32 divisors (see below), whose sum is σ = 42305561280. Its totient is φ = 5640741312.

The previous prime is 16452162439. The next prime is 16452162451. The reversal of 16452162440 is 4426125461.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 16452162440.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29378582 + ... + 29379141.

It is an arithmetic number, because the mean of its divisors is an integer number (1322048790).

Almost surely, 2^16452162440 is an apocalyptic number.

16452162440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16452162440 is an abundant number, since it is smaller than the sum of its proper divisors (25853398840).

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

16452162440 is a wasteful number, since it uses less digits than its factorization.

16452162440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58757741 (or 58757737 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 16452162440 in words is "sixteen billion, four hundred fifty-two million, one hundred sixty-two thousand, four hundred forty".