16500322452040 has 64 divisors (see below), whose sum is σ = 42441467212800. Its totient is φ = 5655644529408.

The previous prime is 16500322452013. The next prime is 16500322452041. The reversal of 16500322452040 is 4025422300561.

It is a junction number, because it is equal to n+sod(n) for n = 16500322451987 and 16500322452005.

It is not an unprimeable number, because it can be changed into a prime (16500322452041) 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, 7393080 + ... + 9362599.

It is an arithmetic number, because the mean of its divisors is an integer number (663147925200).

Almost surely, 2^{16500322452040} is an apocalyptic number.

16500322452040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16500322452040 is an abundant number, since it is smaller than the sum of its proper divisors (25941144760760).

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

16500322452040 is a wasteful number, since it uses less digits than its factorization.

16500322452040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16759214 (or 16759210 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 16500322452040 in words is "sixteen trillion, five hundred billion, three hundred twenty-two million, four hundred fifty-two thousand, forty".