4912078641 has 8 divisors (see below), whose sum is σ = 6701750880. Its totient is φ = 3198562752.

The previous prime is 4912078631. The next prime is 4912078643. The reversal of 4912078641 is 1468702194.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4912078641 - 2³¹ = 2764594993 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4912078593 and 4912078602.

It is not an unprimeable number, because it can be changed into a prime (4912078643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19038936 + ... + 19039193.

It is an arithmetic number, because the mean of its divisors is an integer number (837718860).

Almost surely, 2^4912078641 is an apocalyptic number.

It is an amenable number.

4912078641 is a deficient number, since it is larger than the sum of its proper divisors (1789672239).

4912078641 is a wasteful number, since it uses less digits than its factorization.

4912078641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38078175.

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 4912078641 is about 70086.2229043626. Note that the first 3 decimals coincide. The cubic root of 4912078641 is about 1699.8937235754.

The spelling of 4912078641 in words is "four billion, nine hundred twelve million, seventy-eight thousand, six hundred forty-one".