194504212648 has 32 divisors (see below), whose sum is σ = 365558729760. Its totient is φ = 97022162880.

The previous prime is 194504212619. The next prime is 194504212691. The reversal of 194504212648 is 846212405491.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 194504212598 and 194504212607.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5868090 + ... + 5901142.

It is an arithmetic number, because the mean of its divisors is an integer number (11423710305).

Almost surely, 2^194504212648 is an apocalyptic number.

It is an amenable number.

194504212648 is a deficient number, since it is larger than the sum of its proper divisors (171054517112).

194504212648 is a wasteful number, since it uses less digits than its factorization.

194504212648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34777 (or 34773 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 194504212648 in words is "one hundred ninety-four billion, five hundred four million, two hundred twelve thousand, six hundred forty-eight".