193790116956 has 24 divisors (see below), whose sum is σ = 452250839824. Its totient is φ = 64586148480.

The previous prime is 193790116951. The next prime is 193790116963. The reversal of 193790116956 is 659611097391.

193790116956 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 193790116896 and 193790116905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193790116951) 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, 1242985 + ... + 1390176.

Almost surely, 2^193790116956 is an apocalyptic number.

It is an amenable number.

193790116956 is an abundant number, since it is smaller than the sum of its proper divisors (258460722868).

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

193790116956 is a wasteful number, since it uses less digits than its factorization.

193790116956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639301 (or 2639299 counting only the distinct ones).

The product of its (nonzero) digits is 2755620, while the sum is 57.

The spelling of 193790116956 in words is "one hundred ninety-three billion, seven hundred ninety million, one hundred sixteen thousand, nine hundred fifty-six".