193669920208140 has 48 divisors (see below), whose sum is σ = 542655256022880. Its totient is φ = 51609171156480.

The previous prime is 193669920208139. The next prime is 193669920208147. The reversal of 193669920208140 is 41802029966391.

It is a super-3 number, since 3×193669920208140³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is not an unprimeable number, because it can be changed into a prime (193669920208147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1129316641 + ... + 1129488120.

It is an arithmetic number, because the mean of its divisors is an integer number (11305317833810).

Almost surely, 2^{193669920208140} is an apocalyptic number.

193669920208140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

193669920208140 is an abundant number, since it is smaller than the sum of its proper divisors (348985335814740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

193669920208140 is a wasteful number, since it uses less digits than its factorization.

193669920208140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258806202 (or 2258806200 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 60.

The spelling of 193669920208140 in words is "one hundred ninety-three trillion, six hundred sixty-nine billion, nine hundred twenty million, two hundred eight thousand, one hundred forty".