48461890689 has 6 divisors (see below), whose sum is σ = 70000508786. Its totient is φ = 32307927120.

The previous prime is 48461890669. The next prime is 48461890709. The reversal of 48461890689 is 98609816484.

48461890689 is a `hidden beast` number, since 4 + 8 + 4 + 618 + 9 + 0 + 6 + 8 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (48461890669) and next prime (48461890709).

It can be written as a sum of positive squares in only one way, i.e., 45354943089 + 3106947600 = 212967^2 + 55740^2 .

It is not a de Polignac number, because 48461890689 - 2⁹ = 48461890177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48461890669) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2692327252 + ... + 2692327269.

Almost surely, 2^48461890689 is an apocalyptic number.

It is an amenable number.

48461890689 is a deficient number, since it is larger than the sum of its proper divisors (21538618097).

48461890689 is a wasteful number, since it uses less digits than its factorization.

48461890689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5384654527 (or 5384654524 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 63.

The spelling of 48461890689 in words is "forty-eight billion, four hundred sixty-one million, eight hundred ninety thousand, six hundred eighty-nine".