4889400986 has 32 divisors (see below), whose sum is σ = 7994030400. Its totient is φ = 2234010240.

The previous prime is 4889400983. The next prime is 4889401007. The reversal of 4889400986 is 6890049884.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4889400983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1930541 + ... + 1933071.

It is an arithmetic number, because the mean of its divisors is an integer number (249813450).

Almost surely, 2^4889400986 is an apocalyptic number.

4889400986 is a deficient number, since it is larger than the sum of its proper divisors (3104629414).

4889400986 is a wasteful number, since it uses less digits than its factorization.

4889400986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4334.

The product of its (nonzero) digits is 3981312, while the sum is 56.

The square root of 4889400986 is about 69924.2517729007. The cubic root of 4889400986 is about 1697.2737139356.

The spelling of 4889400986 in words is "four billion, eight hundred eighty-nine million, four hundred thousand, nine hundred eighty-six".