4894467738651 has 8 divisors (see below), whose sum is σ = 7251063316560. Its totient is φ = 3262978492416.

The previous prime is 4894467738619. The next prime is 4894467738653. The reversal of 4894467738651 is 1568377644984.

4894467738651 is a `hidden beast` number, since 4 + 8 + 94 + 46 + 77 + 386 + 51 = 666.

It is not a de Polignac number, because 4894467738651 - 2⁵ = 4894467738619 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4894467738651.

It is not an unprimeable number, because it can be changed into a prime (4894467738653) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 90638291430 + ... + 90638291483.

It is an arithmetic number, because the mean of its divisors is an integer number (906382914570).

Almost surely, 2^{4894467738651} is an apocalyptic number.

4894467738651 is a deficient number, since it is larger than the sum of its proper divisors (2356595577909).

4894467738651 is a wasteful number, since it uses less digits than its factorization.

4894467738651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181276582922 (or 181276582916 counting only the distinct ones).

The product of its digits is 975421440, while the sum is 72.

The spelling of 4894467738651 in words is "four trillion, eight hundred ninety-four billion, four hundred sixty-seven million, seven hundred thirty-eight thousand, six hundred fifty-one".