67331713453 has 2 divisors, whose sum is σ = 67331713454. Its totient is φ = 67331713452.

The previous prime is 67331713373. The next prime is 67331713487. The reversal of 67331713453 is 35431713376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66986757124 + 344956329 = 258818^2 + 18573^2 .

It is a cyclic number.

It is not a de Polignac number, because 67331713453 - 2²¹ = 67329616301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67331413453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33665856726 + 33665856727.

It is an arithmetic number, because the mean of its divisors is an integer number (33665856727).

Almost surely, 2^67331713453 is an apocalyptic number.

It is an amenable number.

67331713453 is a deficient number, since it is larger than the sum of its proper divisors (1).

67331713453 is an equidigital number, since it uses as much as digits as its factorization.

67331713453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476280, while the sum is 43.

The spelling of 67331713453 in words is "sixty-seven billion, three hundred thirty-one million, seven hundred thirteen thousand, four hundred fifty-three".