1578482066 has 16 divisors (see below), whose sum is σ = 2743039104. Its totient is φ = 667224864.

The previous prime is 1578482041. The next prime is 1578482071. The reversal of 1578482066 is 6602848751.

It is a self number, because there is not a number n which added to its sum of digits gives 1578482066.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 771230 + ... + 773273.

It is an arithmetic number, because the mean of its divisors is an integer number (171439944).

Almost surely, 2^1578482066 is an apocalyptic number.

1578482066 is a deficient number, since it is larger than the sum of its proper divisors (1164557038).

1578482066 is a wasteful number, since it uses less digits than its factorization.

1578482066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544585.

The product of its (nonzero) digits is 645120, while the sum is 47.

The square root of 1578482066 is about 39730.1153534696. The cubic root of 1578482066 is about 1164.3401781053.

The spelling of 1578482066 in words is "one billion, five hundred seventy-eight million, four hundred eighty-two thousand, sixty-six".