411987678 has 32 divisors (see below), whose sum is σ = 882057600. Its totient is φ = 127894176.

The previous prime is 411987647. The next prime is 411987727. The reversal of 411987678 is 876789114.

It is a self number, because there is not a number n which added to its sum of digits gives 411987678.

It is a congruent number.

It is an unprimeable number.

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, 23901 + ... + 37352.

It is an arithmetic number, because the mean of its divisors is an integer number (27564300).

Almost surely, 2^411987678 is an apocalyptic number.

411987678 is an abundant number, since it is smaller than the sum of its proper divisors (470069922).

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

411987678 is a wasteful number, since it uses less digits than its factorization.

411987678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61336.

The product of its digits is 677376, while the sum is 51.

The square root of 411987678 is about 20297.4795972308. The cubic root of 411987678 is about 744.0944678578.

The spelling of 411987678 in words is "four hundred eleven million, nine hundred eighty-seven thousand, six hundred seventy-eight".