314275551266821 has 2 divisors, whose sum is σ = 314275551266822. Its totient is φ = 314275551266820.

The previous prime is 314275551266713. The next prime is 314275551266843. The reversal of 314275551266821 is 128662155572413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 227155990173025 + 87119561093796 = 15071695^2 + 9333786^2 .

It is a cyclic number.

It is not a de Polignac number, because 314275551266821 - 2⁴³ = 305479458244613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314275551266891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157137775633410 + 157137775633411.

It is an arithmetic number, because the mean of its divisors is an integer number (157137775633411).

Almost surely, 2^{314275551266821} is an apocalyptic number.

It is an amenable number.

314275551266821 is a deficient number, since it is larger than the sum of its proper divisors (1).

314275551266821 is an equidigital number, since it uses as much as digits as its factorization.

314275551266821 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192000, while the sum is 58.

The spelling of 314275551266821 in words is "three hundred fourteen trillion, two hundred seventy-five billion, five hundred fifty-one million, two hundred sixty-six thousand, eight hundred twenty-one".