1356724948399 has 2 divisors, whose sum is σ = 1356724948400. Its totient is φ = 1356724948398.

The previous prime is 1356724948391. The next prime is 1356724948433. The reversal of 1356724948399 is 9938494276531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1356724948399 - 2³ = 1356724948391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1356724948391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678362474199 + 678362474200.

It is an arithmetic number, because the mean of its divisors is an integer number (678362474200).

Almost surely, 2^{1356724948399} is an apocalyptic number.

1356724948399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356724948399 is an equidigital number, since it uses as much as digits as its factorization.

1356724948399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 352719360, while the sum is 70.

The spelling of 1356724948399 in words is "one trillion, three hundred fifty-six billion, seven hundred twenty-four million, nine hundred forty-eight thousand, three hundred ninety-nine".