1009330434890 has 16 divisors (see below), whose sum is σ = 1817252831232. Its totient is φ = 403630385424.

The previous prime is 1009330434881. The next prime is 1009330434947. The reversal of 1009330434890 is 984340339001.

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, 12681914 + ... + 12761253.

It is an arithmetic number, because the mean of its divisors is an integer number (113578301952).

Almost surely, 2^{1009330434890} is an apocalyptic number.

1009330434890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1009330434890 is a deficient number, since it is larger than the sum of its proper divisors (807922396342).

1009330434890 is a wasteful number, since it uses less digits than its factorization.

1009330434890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25447141.

The product of its (nonzero) digits is 279936, while the sum is 44.

The spelling of 1009330434890 in words is "one trillion, nine billion, three hundred thirty million, four hundred thirty-four thousand, eight hundred ninety".