16028207920080 has 120 divisors (see below), whose sum is σ = 54843688928808. Its totient is φ = 4193543697408.

The previous prime is 16028207920073. The next prime is 16028207920111. The reversal of 16028207920080 is 8002970282061.

16028207920080 is a `hidden beast` number, since 160 + 2 + 8 + 207 + 9 + 200 + 80 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 8149677495696 + 7878530424384 = 2854764^2 + 2806872^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209975047 + ... + 210051366.

Almost surely, 2^{16028207920080} is an apocalyptic number.

16028207920080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16028207920080 is an abundant number, since it is smaller than the sum of its proper divisors (38815481008728).

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

16028207920080 is a wasteful number, since it uses less digits than its factorization.

16028207920080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420026485 (or 420026476 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 16028207920080 in words is "sixteen trillion, twenty-eight billion, two hundred seven million, nine hundred twenty thousand, eighty".