4978097694 has 12 divisors (see below), whose sum is σ = 10785878376. Its totient is φ = 1659365892.

The previous prime is 4978097681. The next prime is 4978097701. The reversal of 4978097694 is 4967908794.

4978097694 is a `hidden beast` number, since 497 + 80 + 9 + 7 + 69 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138280474 + ... + 138280509.

It is an arithmetic number, because the mean of its divisors is an integer number (898823198).

Almost surely, 2^4978097694 is an apocalyptic number.

4978097694 is an abundant number, since it is smaller than the sum of its proper divisors (5807780682).

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

4978097694 is a wasteful number, since it uses less digits than its factorization.

4978097694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276560991 (or 276560988 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 63.

The square root of 4978097694 is about 70555.6354517483. The cubic root of 4978097694 is about 1707.4754642636.

The spelling of 4978097694 in words is "four billion, nine hundred seventy-eight million, ninety-seven thousand, six hundred ninety-four".