2214400243398 has 32 divisors (see below), whose sum is σ = 5164781913600. Its totient is φ = 632685783240.

The previous prime is 2214400243337. The next prime is 2214400243409. The reversal of 2214400243398 is 8933420044122.

It is a super-2 number, since 2×2214400243398² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 537996058 + ... + 538000173.

It is an arithmetic number, because the mean of its divisors is an integer number (161399434800).

Almost surely, 2^{2214400243398} is an apocalyptic number.

2214400243398 is an abundant number, since it is smaller than the sum of its proper divisors (2950381670202).

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

2214400243398 is a wasteful number, since it uses less digits than its factorization.

2214400243398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075996257 (or 1075996243 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 2214400243398 in words is "two trillion, two hundred fourteen billion, four hundred million, two hundred forty-three thousand, three hundred ninety-eight".