191604606948 has 48 divisors (see below), whose sum is σ = 513882096000. Its totient is φ = 61665849504.

The previous prime is 191604606929. The next prime is 191604606953. The reversal of 191604606948 is 849606406191.

It is a happy number.

191604606948 is a `hidden beast` number, since 1 + 91 + 6 + 0 + 460 + 6 + 94 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 191604606894 and 191604606903.

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, 30585088 + ... + 30591351.

It is an arithmetic number, because the mean of its divisors is an integer number (10705877000).

Almost surely, 2^191604606948 is an apocalyptic number.

191604606948 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

191604606948 is an abundant number, since it is smaller than the sum of its proper divisors (322277489052).

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

191604606948 is a wasteful number, since it uses less digits than its factorization.

191604606948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61176481 (or 61176473 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 191604606948 in words is "one hundred ninety-one billion, six hundred four million, six hundred six thousand, nine hundred forty-eight".