622136187414397 has 2 divisors, whose sum is σ = 622136187414398. Its totient is φ = 622136187414396.

The previous prime is 622136187414337. The next prime is 622136187414437. The reversal of 622136187414397 is 793414781631226.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 621739563306436 + 396624107961 = 24934706^2 + 629781^2 .

It is a cyclic number.

It is not a de Polignac number, because 622136187414397 - 2¹¹ = 622136187412349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (622136187414317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311068093707198 + 311068093707199.

It is an arithmetic number, because the mean of its divisors is an integer number (311068093707199).

Almost surely, 2^{622136187414397} is an apocalyptic number.

It is an amenable number.

622136187414397 is a deficient number, since it is larger than the sum of its proper divisors (1).

622136187414397 is an equidigital number, since it uses as much as digits as its factorization.

622136187414397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73156608, while the sum is 64.

The spelling of 622136187414397 in words is "six hundred twenty-two trillion, one hundred thirty-six billion, one hundred eighty-seven million, four hundred fourteen thousand, three hundred ninety-seven".