193480893489 has 8 divisors (see below), whose sum is σ = 277818718912. Its totient is φ = 119065165200.

The previous prime is 193480893479. The next prime is 193480893523. The reversal of 193480893489 is 984398084391.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 193480893489 - 2⁹ = 193480892977 is a prime.

It is a super-2 number, since 2×193480893489² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (193480893479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2480524237 + ... + 2480524314.

It is an arithmetic number, because the mean of its divisors is an integer number (34727339864).

Almost surely, 2^193480893489 is an apocalyptic number.

It is an amenable number.

193480893489 is a deficient number, since it is larger than the sum of its proper divisors (84337825423).

193480893489 is a wasteful number, since it uses less digits than its factorization.

193480893489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4961048567.

The product of its (nonzero) digits is 53747712, while the sum is 66.

The spelling of 193480893489 in words is "one hundred ninety-three billion, four hundred eighty million, eight hundred ninety-three thousand, four hundred eighty-nine".