4691219078 has 24 divisors (see below), whose sum is σ = 8662418352. Its totient is φ = 1855501344.

The previous prime is 4691219041. The next prime is 4691219087. The reversal of 4691219078 is 8709121964.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 921476 + ... + 926552.

It is an arithmetic number, because the mean of its divisors is an integer number (360934098).

Almost surely, 2^4691219078 is an apocalyptic number.

4691219078 is a deficient number, since it is larger than the sum of its proper divisors (3971199274).

4691219078 is an frugal number, since it uses more digits than its factorization.

4691219078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10176 (or 5099 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 4691219078 is about 68492.4746085291. The cubic root of 4691219078 is about 1674.0248667981.

The spelling of 4691219078 in words is "four billion, six hundred ninety-one million, two hundred nineteen thousand, seventy-eight".