1206816267020 has 48 divisors (see below), whose sum is σ = 3119155894848. Its totient is φ = 381937455360.

The previous prime is 1206816266987. The next prime is 1206816267037. The reversal of 1206816267020 is 207626186021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331541111 + ... + 331544750.

It is an arithmetic number, because the mean of its divisors is an integer number (64982414476).

Almost surely, 2^{1206816267020} is an apocalyptic number.

1206816267020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1206816267020 is an abundant number, since it is smaller than the sum of its proper divisors (1912339627828).

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

1206816267020 is a wasteful number, since it uses less digits than its factorization.

1206816267020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663085890 (or 663085888 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 1206816267020 in words is "one trillion, two hundred six billion, eight hundred sixteen million, two hundred sixty-seven thousand, twenty".