214861749748829 has 2 divisors, whose sum is σ = 214861749748830. Its totient is φ = 214861749748828.

The previous prime is 214861749748799. The next prime is 214861749748853. The reversal of 214861749748829 is 928847947168412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 173685118471225 + 41176631277604 = 13178965^2 + 6416902^2 .

It is a cyclic number.

It is not a de Polignac number, because 214861749748829 - 2⁴⁰ = 213762238121053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214861749738829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107430874874414 + 107430874874415.

It is an arithmetic number, because the mean of its divisors is an integer number (107430874874415).

Almost surely, 2^{214861749748829} is an apocalyptic number.

It is an amenable number.

214861749748829 is a deficient number, since it is larger than the sum of its proper divisors (1).

214861749748829 is an equidigital number, since it uses as much as digits as its factorization.

214861749748829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3121348608, while the sum is 80.

The spelling of 214861749748829 in words is "two hundred fourteen trillion, eight hundred sixty-one billion, seven hundred forty-nine million, seven hundred forty-eight thousand, eight hundred twenty-nine".