214293073457 has 2 divisors, whose sum is σ = 214293073458. Its totient is φ = 214293073456.

The previous prime is 214293073439. The next prime is 214293073597. The reversal of 214293073457 is 754370392412.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209895924736 + 4397148721 = 458144^2 + 66311^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214293073457 is a prime.

It is not a weakly prime, because it can be changed into another prime (214293073157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107146536728 + 107146536729.

It is an arithmetic number, because the mean of its divisors is an integer number (107146536729).

Almost surely, 2^214293073457 is an apocalyptic number.

It is an amenable number.

214293073457 is a deficient number, since it is larger than the sum of its proper divisors (1).

214293073457 is an equidigital number, since it uses as much as digits as its factorization.

214293073457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 214293073457 in words is "two hundred fourteen billion, two hundred ninety-three million, seventy-three thousand, four hundred fifty-seven".