214156651439 has 2 divisors, whose sum is σ = 214156651440. Its totient is φ = 214156651438.

The previous prime is 214156651409. The next prime is 214156651481. The reversal of 214156651439 is 934156651412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214156651439 - 2²⁰ = 214155602863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 214156651393 and 214156651402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214156651409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107078325719 + 107078325720.

It is an arithmetic number, because the mean of its divisors is an integer number (107078325720).

Almost surely, 2^214156651439 is an apocalyptic number.

214156651439 is a deficient number, since it is larger than the sum of its proper divisors (1).

214156651439 is an equidigital number, since it uses as much as digits as its factorization.

214156651439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 777600, while the sum is 47.

The spelling of 214156651439 in words is "two hundred fourteen billion, one hundred fifty-six million, six hundred fifty-one thousand, four hundred thirty-nine".