193077928870 has 32 divisors (see below), whose sum is σ = 354151092672. Its totient is φ = 75762540672.

The previous prime is 193077928867. The next prime is 193077928937. The reversal of 193077928870 is 78829770391.

It is a junction number, because it is equal to n+sod(n) for n = 193077928799 and 193077928808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4058944 + ... + 4106236.

It is an arithmetic number, because the mean of its divisors is an integer number (11067221646).

Almost surely, 2^193077928870 is an apocalyptic number.

193077928870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

193077928870 is a deficient number, since it is larger than the sum of its proper divisors (161073163802).

193077928870 is a wasteful number, since it uses less digits than its factorization.

193077928870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55056.

The product of its (nonzero) digits is 10668672, while the sum is 61.

The spelling of 193077928870 in words is "one hundred ninety-three billion, seventy-seven million, nine hundred twenty-eight thousand, eight hundred seventy".