193494305912 has 16 divisors (see below), whose sum is σ = 362948565840. Its totient is φ = 96708021696.

The previous prime is 193494305867. The next prime is 193494305957. The reversal of 193494305912 is 219503494391.

It is an interprime number because it is at equal distance from previous prime (193494305867) and next prime (193494305957).

It is a super-3 number, since 3×193494305912³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4870388 + ... + 4909955.

It is an arithmetic number, because the mean of its divisors is an integer number (22684285365).

Almost surely, 2^193494305912 is an apocalyptic number.

It is an amenable number.

193494305912 is a deficient number, since it is larger than the sum of its proper divisors (169454259928).

193494305912 is a wasteful number, since it uses less digits than its factorization.

193494305912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9782822 (or 9782818 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 193494305912 in words is "one hundred ninety-three billion, four hundred ninety-four million, three hundred five thousand, nine hundred twelve".