1066670018 has 16 divisors (see below), whose sum is σ = 1623234816. Its totient is φ = 525623280.

The previous prime is 1066670009. The next prime is 1066670023. The reversal of 1066670018 is 8100766601.

It is a super-2 number, since 2×1066670018² = 2275569854600240648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1066670018.

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, 62255 + ... + 77517.

It is an arithmetic number, because the mean of its divisors is an integer number (101452176).

Almost surely, 2^1066670018 is an apocalyptic number.

1066670018 is a deficient number, since it is larger than the sum of its proper divisors (556564798).

1066670018 is a wasteful number, since it uses less digits than its factorization.

1066670018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15769.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 1066670018 is about 32659.9145436726. The cubic root of 1066670018 is about 1021.7469799229.

The spelling of 1066670018 in words is "one billion, sixty-six million, six hundred seventy thousand, eighteen".