4691778774708 has 12 divisors (see below), whose sum is σ = 10947483807680. Its totient is φ = 1563926258232.

The previous prime is 4691778774701. The next prime is 4691778774719. The reversal of 4691778774708 is 8074778771964.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 4691778774708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4691778774701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195490782268 + ... + 195490782291.

Almost surely, 2^{4691778774708} is an apocalyptic number.

It is an amenable number.

4691778774708 is an abundant number, since it is smaller than the sum of its proper divisors (6255705032972).

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

4691778774708 is a wasteful number, since it uses less digits than its factorization.

4691778774708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390981564566 (or 390981564564 counting only the distinct ones).

The product of its (nonzero) digits is 929359872, while the sum is 75.

The spelling of 4691778774708 in words is "four trillion, six hundred ninety-one billion, seven hundred seventy-eight million, seven hundred seventy-four thousand, seven hundred eight".