16220694412480 has 56 divisors (see below), whose sum is σ = 38629143559440. Its totient is φ = 6487670522880.

The previous prime is 16220694412423. The next prime is 16220694412547. The reversal of 16220694412480 is 8421449602261.

It is a super-2 number, since 2×16220694412480² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1060195 + ... + 5793565.

It is an arithmetic number, because the mean of its divisors is an integer number (689806134990).

Almost surely, 2^{16220694412480} is an apocalyptic number.

16220694412480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16220694412480 is an abundant number, since it is smaller than the sum of its proper divisors (22408449146960).

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

16220694412480 is a wasteful number, since it uses less digits than its factorization.

16220694412480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4744097 (or 4744087 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 49.

The spelling of 16220694412480 in words is "sixteen trillion, two hundred twenty billion, six hundred ninety-four million, four hundred twelve thousand, four hundred eighty".