1534146666 has 16 divisors (see below), whose sum is σ = 3304316064. Its totient is φ = 472045104.

The previous prime is 1534146619. The next prime is 1534146689. The reversal of 1534146666 is 6666414351.

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, 9834196 + ... + 9834351.

It is an arithmetic number, because the mean of its divisors is an integer number (206519754).

Almost surely, 2^1534146666 is an apocalyptic number.

1534146666 is an abundant number, since it is smaller than the sum of its proper divisors (1770169398).

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

1534146666 is a wasteful number, since it uses less digits than its factorization.

1534146666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19668565.

The product of its digits is 311040, while the sum is 42.

The square root of 1534146666 is about 39168.1843592475. The cubic root of 1534146666 is about 1153.3354121569.

The spelling of 1534146666 in words is "one billion, five hundred thirty-four million, one hundred forty-six thousand, six hundred sixty-six".