193348091489 has 32 divisors (see below), whose sum is σ = 225658275840. Its totient is φ = 162248372352.

The previous prime is 193348091477. The next prime is 193348091527. The reversal of 193348091489 is 984190843391.

It is a cyclic number.

It is not a de Polignac number, because 193348091489 - 2⁴ = 193348091473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (193348091389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41640602 + ... + 41645244.

It is an arithmetic number, because the mean of its divisors is an integer number (7051821120).

Almost surely, 2^193348091489 is an apocalyptic number.

It is an amenable number.

193348091489 is a deficient number, since it is larger than the sum of its proper divisors (32310184351).

193348091489 is a wasteful number, since it uses less digits than its factorization.

193348091489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5309.

The product of its (nonzero) digits is 6718464, while the sum is 59.

The spelling of 193348091489 in words is "one hundred ninety-three billion, three hundred forty-eight million, ninety-one thousand, four hundred eighty-nine".