16312456620 has 48 divisors (see below), whose sum is σ = 50749866720. Its totient is φ = 4349988288.

The previous prime is 16312456609. The next prime is 16312456673. The reversal of 16312456620 is 2665421361.

16312456620 is a `hidden beast` number, since 1 + 6 + 3 + 1 + 24 + 5 + 6 + 620 = 666.

16312456620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15103587 + ... + 15104666.

It is an arithmetic number, because the mean of its divisors is an integer number (1057288890).

Almost surely, 2^16312456620 is an apocalyptic number.

16312456620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16312456620 is an abundant number, since it is smaller than the sum of its proper divisors (34437410100).

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

16312456620 is a wasteful number, since it uses less digits than its factorization.

16312456620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30208271 (or 30208263 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 16312456620 its reverse (2665421361), we get a palindrome (18977877981).

The spelling of 16312456620 in words is "sixteen billion, three hundred twelve million, four hundred fifty-six thousand, six hundred twenty".