486981678 has 16 divisors (see below), whose sum is σ = 975882960. Its totient is φ = 162007296.

The previous prime is 486981673. The next prime is 486981683. The reversal of 486981678 is 876189684.

It is an interprime number because it is at equal distance from previous prime (486981673) and next prime (486981683).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486981673) 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, 76675 + ... + 82782.

It is an arithmetic number, because the mean of its divisors is an integer number (60992685).

Almost surely, 2^486981678 is an apocalyptic number.

486981678 is an abundant number, since it is smaller than the sum of its proper divisors (488901282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

486981678 is a wasteful number, since it uses less digits than its factorization.

486981678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159971.

The product of its digits is 4644864, while the sum is 57.

The square root of 486981678 is about 22067.6613622740. The cubic root of 486981678 is about 786.7514293501.

The spelling of 486981678 in words is "four hundred eighty-six million, nine hundred eighty-one thousand, six hundred seventy-eight".