701218998144 has 768 divisors, whose sum is σ = 2475000852480. Its totient is φ = 186233389056.

The previous prime is 701218998143. The next prime is 701218998169. The reversal of 701218998144 is 441899812107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (701218998143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2240316132 + ... + 2240316444.

It is an arithmetic number, because the mean of its divisors is an integer number (3222657360).

Almost surely, 2^701218998144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 701218998144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1237500426240).

701218998144 is an abundant number, since it is smaller than the sum of its proper divisors (1773781854336).

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

701218998144 is a wasteful number, since it uses less digits than its factorization.

701218998144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667 (or 652 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 54.

The spelling of 701218998144 in words is "seven hundred one billion, two hundred eighteen million, nine hundred ninety-eight thousand, one hundred forty-four".