601653397099 has 2 divisors, whose sum is σ = 601653397100. Its totient is φ = 601653397098.

The previous prime is 601653397091. The next prime is 601653397129. The reversal of 601653397099 is 990793356106.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 601653397099 - 2³ = 601653397091 is a prime.

It is not a weakly prime, because it can be changed into another prime (601653397091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300826698549 + 300826698550.

It is an arithmetic number, because the mean of its divisors is an integer number (300826698550).

Almost surely, 2^601653397099 is an apocalyptic number.

601653397099 is a deficient number, since it is larger than the sum of its proper divisors (1).

601653397099 is an equidigital number, since it uses as much as digits as its factorization.

601653397099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8266860, while the sum is 58.

The spelling of 601653397099 in words is "six hundred one billion, six hundred fifty-three million, three hundred ninety-seven thousand, ninety-nine".