1000218745456 has 40 divisors (see below), whose sum is σ = 2214817930080. Its totient is φ = 428655915264.

The previous prime is 1000218745423. The next prime is 1000218745457. The reversal of 1000218745456 is 6545478120001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000218745457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8573790 + ... + 8689666.

It is an arithmetic number, because the mean of its divisors is an integer number (55370448252).

Almost surely, 2^{1000218745456} is an apocalyptic number.

1000218745456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1000218745456 is an abundant number, since it is smaller than the sum of its proper divisors (1214599184624).

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

1000218745456 is a wasteful number, since it uses less digits than its factorization.

1000218745456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192961 (or 192955 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 1000218745456 in words is "one trillion, two hundred eighteen million, seven hundred forty-five thousand, four hundred fifty-six".