16507464436220 has 12 divisors (see below), whose sum is σ = 34665675316104. Its totient is φ = 6602985774480.

The previous prime is 16507464436163. The next prime is 16507464436259. The reversal of 16507464436220 is 2263446470561.

It is a super-2 number, since 2×16507464436220² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412686610886 + ... + 412686610925.

It is an arithmetic number, because the mean of its divisors is an integer number (2888806276342).

Almost surely, 2^{16507464436220} is an apocalyptic number.

16507464436220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16507464436220 is an abundant number, since it is smaller than the sum of its proper divisors (18158210879884).

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

16507464436220 is a wasteful number, since it uses less digits than its factorization.

16507464436220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825373221820 (or 825373221818 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 50.

The spelling of 16507464436220 in words is "sixteen trillion, five hundred seven billion, four hundred sixty-four million, four hundred thirty-six thousand, two hundred twenty".