214894718468 has 12 divisors (see below), whose sum is σ = 386229696972. Its totient is φ = 104543376480.

The previous prime is 214894718459. The next prime is 214894718473. The reversal of 214894718468 is 864817498412.

It can be written as a sum of positive squares in 2 ways, for example, as 163460107204 + 51434611264 = 404302^2 + 226792^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 214894718468.

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, 725995523 + ... + 725995818.

It is an arithmetic number, because the mean of its divisors is an integer number (32185808081).

Almost surely, 2^214894718468 is an apocalyptic number.

It is an amenable number.

214894718468 is a deficient number, since it is larger than the sum of its proper divisors (171334978504).

214894718468 is a wasteful number, since it uses less digits than its factorization.

214894718468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1451991382 (or 1451991380 counting only the distinct ones).

The product of its digits is 24772608, while the sum is 62.

The spelling of 214894718468 in words is "two hundred fourteen billion, eight hundred ninety-four million, seven hundred eighteen thousand, four hundred sixty-eight".