4364396346491 has 2 divisors, whose sum is σ = 4364396346492. Its totient is φ = 4364396346490.

The previous prime is 4364396346361. The next prime is 4364396346509. The reversal of 4364396346491 is 1946436934634.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4364396346491 - 2¹⁰ = 4364396345467 is a prime.

It is not a weakly prime, because it can be changed into another prime (4364396376491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2182198173245 + 2182198173246.

It is an arithmetic number, because the mean of its divisors is an integer number (2182198173246).

Almost surely, 2^{4364396346491} is an apocalyptic number.

4364396346491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4364396346491 is an equidigital number, since it uses as much as digits as its factorization.

4364396346491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120932352, while the sum is 62.

The spelling of 4364396346491 in words is "four trillion, three hundred sixty-four billion, three hundred ninety-six million, three hundred forty-six thousand, four hundred ninety-one".